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Finding the Fourth Proportional to 200,737.20, 301,117.20 and 88,470.16

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Solution

The fourth proportional to 200,737.20, 301,117.20 and 88,470.16 is: 132,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,737.20 : 301,117.20 = 88,470.16 : x
  2. Step 2: Convert to fraction form
    200,737.20/301,117.20 = 88,470.16/x
  3. Step 3: Cross multiply
    200,737.20x = 301,117.20 × 88,470.16
  4. Step 4: Simplify right side
    200,737.20x = 26,639,886,862.75
  5. Step 5: Solve for x
    x = 26,639,886,862.75/200,737.20
  6. Step 6: Final answer
    x = 132,710.26

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