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Finding the Fourth Proportional to 101,102.88, 151,657.97 and 37,916.61

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Solution

The fourth proportional to 101,102.88, 151,657.97 and 37,916.61 is: 56,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,102.88 : 151,657.97 = 37,916.61 : x
  2. Step 2: Convert to fraction form
    101,102.88/151,657.97 = 37,916.61/x
  3. Step 3: Cross multiply
    101,102.88x = 151,657.97 × 37,916.61
  4. Step 4: Simplify right side
    101,102.88x = 5,750,355,556.86
  5. Step 5: Solve for x
    x = 5,750,355,556.86/101,102.88
  6. Step 6: Final answer
    x = 56,876.28

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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.