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Finding the Fourth Proportional to 88,587.90, 133,035.45 and 62,475.90

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Solution

The fourth proportional to 88,587.90, 133,035.45 and 62,475.90 is: 93,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,587.90 : 133,035.45 = 62,475.90 : x
  2. Step 2: Convert to fraction form
    88,587.90/133,035.45 = 62,475.90/x
  3. Step 3: Cross multiply
    88,587.90x = 133,035.45 × 62,475.90
  4. Step 4: Simplify right side
    88,587.90x = 8,311,509,470.66
  5. Step 5: Solve for x
    x = 8,311,509,470.66/88,587.90
  6. Step 6: Final answer
    x = 93,822.18

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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.