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Finding the Fourth Proportional to 106,591.70, 147,092.69 and 58,844.03

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Solution

The fourth proportional to 106,591.70, 147,092.69 and 58,844.03 is: 81,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,591.70 : 147,092.69 = 58,844.03 : x
  2. Step 2: Convert to fraction form
    106,591.70/147,092.69 = 58,844.03/x
  3. Step 3: Cross multiply
    106,591.70x = 147,092.69 × 58,844.03
  4. Step 4: Simplify right side
    106,591.70x = 8,655,525,633.46
  5. Step 5: Solve for x
    x = 8,655,525,633.46/106,591.70
  6. Step 6: Final answer
    x = 81,202.62

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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.