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Finding the Fourth Proportional to 158,500.47, 237,787.16 and 51,887.87

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Solution

The fourth proportional to 158,500.47, 237,787.16 and 51,887.87 is: 77,843.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,500.47 : 237,787.16 = 51,887.87 : x
  2. Step 2: Convert to fraction form
    158,500.47/237,787.16 = 51,887.87/x
  3. Step 3: Cross multiply
    158,500.47x = 237,787.16 × 51,887.87
  4. Step 4: Simplify right side
    158,500.47x = 12,338,269,245.75
  5. Step 5: Solve for x
    x = 12,338,269,245.75/158,500.47
  6. Step 6: Final answer
    x = 77,843.74

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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.