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Finding the Fourth Proportional to 101,898.27, 152,855.60 and 38,748.60

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Solution

The fourth proportional to 101,898.27, 152,855.60 and 38,748.60 is: 58,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,898.27 : 152,855.60 = 38,748.60 : x
  2. Step 2: Convert to fraction form
    101,898.27/152,855.60 = 38,748.60/x
  3. Step 3: Cross multiply
    101,898.27x = 152,855.60 × 38,748.60
  4. Step 4: Simplify right side
    101,898.27x = 5,922,940,502.16
  5. Step 5: Solve for x
    x = 5,922,940,502.16/101,898.27
  6. Step 6: Final answer
    x = 58,126.02

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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.