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Finding the Fourth Proportional to 101,136.96, 151,735.61 and 30,061.95

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Solution

The fourth proportional to 101,136.96, 151,735.61 and 30,061.95 is: 45,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,136.96 : 151,735.61 = 30,061.95 : x
  2. Step 2: Convert to fraction form
    101,136.96/151,735.61 = 30,061.95/x
  3. Step 3: Cross multiply
    101,136.96x = 151,735.61 × 30,061.95
  4. Step 4: Simplify right side
    101,136.96x = 4,561,468,321.04
  5. Step 5: Solve for x
    x = 4,561,468,321.04/101,136.96
  6. Step 6: Final answer
    x = 45,101.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.