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Finding the Fourth Proportional to 106,337.88, 146,746.56 and 58,591.08

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Solution

The fourth proportional to 106,337.88, 146,746.56 and 58,591.08 is: 80,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,337.88 : 146,746.56 = 58,591.08 : x
  2. Step 2: Convert to fraction form
    106,337.88/146,746.56 = 58,591.08/x
  3. Step 3: Cross multiply
    106,337.88x = 146,746.56 × 58,591.08
  4. Step 4: Simplify right side
    106,337.88x = 8,598,039,436.68
  5. Step 5: Solve for x
    x = 8,598,039,436.68/106,337.88
  6. Step 6: Final answer
    x = 80,855.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.