Home / 62,385.07-86,066.98-38,470.23

Finding the Fourth Proportional to 62,385.07, 86,066.98 and 38,470.23

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Solution

The fourth proportional to 62,385.07, 86,066.98 and 38,470.23 is: 53,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,385.07 : 86,066.98 = 38,470.23 : x
  2. Step 2: Convert to fraction form
    62,385.07/86,066.98 = 38,470.23/x
  3. Step 3: Cross multiply
    62,385.07x = 86,066.98 × 38,470.23
  4. Step 4: Simplify right side
    62,385.07x = 3,311,016,516.01
  5. Step 5: Solve for x
    x = 3,311,016,516.01/62,385.07
  6. Step 6: Final answer
    x = 53,073.86

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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.