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Finding the Fourth Proportional to 101,195.76, 151,800.92 and 38,866.26

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Solution

The fourth proportional to 101,195.76, 151,800.92 and 38,866.26 is: 58,302.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,195.76 : 151,800.92 = 38,866.26 : x
  2. Step 2: Convert to fraction form
    101,195.76/151,800.92 = 38,866.26/x
  3. Step 3: Cross multiply
    101,195.76x = 151,800.92 × 38,866.26
  4. Step 4: Simplify right side
    101,195.76x = 5,899,934,024.96
  5. Step 5: Solve for x
    x = 5,899,934,024.96/101,195.76
  6. Step 6: Final answer
    x = 58,302.19

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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.