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Finding the Fourth Proportional to 101,807.00, 152,761.41 and 45,687.23

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Solution

The fourth proportional to 101,807.00, 152,761.41 and 45,687.23 is: 68,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,807.00 : 152,761.41 = 45,687.23 : x
  2. Step 2: Convert to fraction form
    101,807.00/152,761.41 = 45,687.23/x
  3. Step 3: Cross multiply
    101,807.00x = 152,761.41 × 45,687.23
  4. Step 4: Simplify right side
    101,807.00x = 6,979,244,909.99
  5. Step 5: Solve for x
    x = 6,979,244,909.99/101,807.00
  6. Step 6: Final answer
    x = 68,553.69

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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.