Home / 67,110.48-92,615.04-38,434.68

Finding the Fourth Proportional to 67,110.48, 92,615.04 and 38,434.68

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Solution

The fourth proportional to 67,110.48, 92,615.04 and 38,434.68 is: 53,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,110.48 : 92,615.04 = 38,434.68 : x
  2. Step 2: Convert to fraction form
    67,110.48/92,615.04 = 38,434.68/x
  3. Step 3: Cross multiply
    67,110.48x = 92,615.04 × 38,434.68
  4. Step 4: Simplify right side
    67,110.48x = 3,559,629,425.59
  5. Step 5: Solve for x
    x = 3,559,629,425.59/67,110.48
  6. Step 6: Final answer
    x = 53,041.33

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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.