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Finding the Fourth Proportional to 101,160.33, 151,827.99 and 38,874.57

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Solution

The fourth proportional to 101,160.33, 151,827.99 and 38,874.57 is: 58,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,160.33 : 151,827.99 = 38,874.57 : x
  2. Step 2: Convert to fraction form
    101,160.33/151,827.99 = 38,874.57/x
  3. Step 3: Cross multiply
    101,160.33x = 151,827.99 × 38,874.57
  4. Step 4: Simplify right side
    101,160.33x = 5,902,247,110.08
  5. Step 5: Solve for x
    x = 5,902,247,110.08/101,160.33
  6. Step 6: Final answer
    x = 58,345.47

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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.