Home / 39,182.24-54,070.80-22,412.96

Finding the Fourth Proportional to 39,182.24, 54,070.80 and 22,412.96

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Solution

The fourth proportional to 39,182.24, 54,070.80 and 22,412.96 is: 30,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.24 : 54,070.80 = 22,412.96 : x
  2. Step 2: Convert to fraction form
    39,182.24/54,070.80 = 22,412.96/x
  3. Step 3: Cross multiply
    39,182.24x = 54,070.80 × 22,412.96
  4. Step 4: Simplify right side
    39,182.24x = 1,211,886,677.57
  5. Step 5: Solve for x
    x = 1,211,886,677.57/39,182.24
  6. Step 6: Final answer
    x = 30,929.49

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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.