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Finding the Fourth Proportional to 101,131.01, 151,724.47 and 44,209.88

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Solution

The fourth proportional to 101,131.01, 151,724.47 and 44,209.88 is: 66,327.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,131.01 : 151,724.47 = 44,209.88 : x
  2. Step 2: Convert to fraction form
    101,131.01/151,724.47 = 44,209.88/x
  3. Step 3: Cross multiply
    101,131.01x = 151,724.47 × 44,209.88
  4. Step 4: Simplify right side
    101,131.01x = 6,707,721,123.59
  5. Step 5: Solve for x
    x = 6,707,721,123.59/101,131.01
  6. Step 6: Final answer
    x = 66,327.04

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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.