Home / 39,151.77-54,002.68-24,998.23

Finding the Fourth Proportional to 39,151.77, 54,002.68 and 24,998.23

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Solution

The fourth proportional to 39,151.77, 54,002.68 and 24,998.23 is: 34,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,151.77 : 54,002.68 = 24,998.23 : x
  2. Step 2: Convert to fraction form
    39,151.77/54,002.68 = 24,998.23/x
  3. Step 3: Cross multiply
    39,151.77x = 54,002.68 × 24,998.23
  4. Step 4: Simplify right side
    39,151.77x = 1,349,971,420.26
  5. Step 5: Solve for x
    x = 1,349,971,420.26/39,151.77
  6. Step 6: Final answer
    x = 34,480.47

Related Problems

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Half scale
Find fourth proportional to 78,303.53, 108,005.36 and 49,996.46
Double scale
Find fourth proportional to 39,152.77, 54,004.06 and 24,999.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.