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Finding the Fourth Proportional to 144,500.87, 216,813.57 and 60,277.61

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Solution

The fourth proportional to 144,500.87, 216,813.57 and 60,277.61 is: 90,442.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,500.87 : 216,813.57 = 60,277.61 : x
  2. Step 2: Convert to fraction form
    144,500.87/216,813.57 = 60,277.61/x
  3. Step 3: Cross multiply
    144,500.87x = 216,813.57 × 60,277.61
  4. Step 4: Simplify right side
    144,500.87x = 13,069,002,731.10
  5. Step 5: Solve for x
    x = 13,069,002,731.10/144,500.87
  6. Step 6: Final answer
    x = 90,442.38

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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.