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Finding the Fourth Proportional to 101,306.89, 151,923.88 and 34,729.14

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Solution

The fourth proportional to 101,306.89, 151,923.88 and 34,729.14 is: 52,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,306.89 : 151,923.88 = 34,729.14 : x
  2. Step 2: Convert to fraction form
    101,306.89/151,923.88 = 34,729.14/x
  3. Step 3: Cross multiply
    101,306.89x = 151,923.88 × 34,729.14
  4. Step 4: Simplify right side
    101,306.89x = 5,276,185,697.86
  5. Step 5: Solve for x
    x = 5,276,185,697.86/101,306.89
  6. Step 6: Final answer
    x = 52,081.21

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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.