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Finding the Fourth Proportional to 83,646.80, 125,470.38 and 58,798.04

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Solution

The fourth proportional to 83,646.80, 125,470.38 and 58,798.04 is: 88,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,646.80 : 125,470.38 = 58,798.04 : x
  2. Step 2: Convert to fraction form
    83,646.80/125,470.38 = 58,798.04/x
  3. Step 3: Cross multiply
    83,646.80x = 125,470.38 × 58,798.04
  4. Step 4: Simplify right side
    83,646.80x = 7,377,412,422.06
  5. Step 5: Solve for x
    x = 7,377,412,422.06/83,646.80
  6. Step 6: Final answer
    x = 88,197.19

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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.