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Finding the Fourth Proportional to 62,407.97, 93,612.00 and 20,854.97

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Solution

The fourth proportional to 62,407.97, 93,612.00 and 20,854.97 is: 31,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.97 : 93,612.00 = 20,854.97 : x
  2. Step 2: Convert to fraction form
    62,407.97/93,612.00 = 20,854.97/x
  3. Step 3: Cross multiply
    62,407.97x = 93,612.00 × 20,854.97
  4. Step 4: Simplify right side
    62,407.97x = 1,952,275,412.83
  5. Step 5: Solve for x
    x = 1,952,275,412.83/62,407.97
  6. Step 6: Final answer
    x = 31,282.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.