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Finding the Fourth Proportional to 101,171.97, 151,757.96 and 56,840.13

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Solution

The fourth proportional to 101,171.97, 151,757.96 and 56,840.13 is: 85,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,171.97 : 151,757.96 = 56,840.13 : x
  2. Step 2: Convert to fraction form
    101,171.97/151,757.96 = 56,840.13/x
  3. Step 3: Cross multiply
    101,171.97x = 151,757.96 × 56,840.13
  4. Step 4: Simplify right side
    101,171.97x = 8,625,941,890.73
  5. Step 5: Solve for x
    x = 8,625,941,890.73/101,171.97
  6. Step 6: Final answer
    x = 85,260.20

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1.5x scale

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.