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Finding the Fourth Proportional to 117,801.92, 176,792.79 and 58,687.31

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Solution

The fourth proportional to 117,801.92, 176,792.79 and 58,687.31 is: 88,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,801.92 : 176,792.79 = 58,687.31 : x
  2. Step 2: Convert to fraction form
    117,801.92/176,792.79 = 58,687.31/x
  3. Step 3: Cross multiply
    117,801.92x = 176,792.79 × 58,687.31
  4. Step 4: Simplify right side
    117,801.92x = 10,375,493,272.49
  5. Step 5: Solve for x
    x = 10,375,493,272.49/117,801.92
  6. Step 6: Final answer
    x = 88,075.76

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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.