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Finding the Fourth Proportional to 101,103.73, 151,659.27 and 37,917.45

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Solution

The fourth proportional to 101,103.73, 151,659.27 and 37,917.45 is: 56,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,103.73 : 151,659.27 = 37,917.45 : x
  2. Step 2: Convert to fraction form
    101,103.73/151,659.27 = 37,917.45/x
  3. Step 3: Cross multiply
    101,103.73x = 151,659.27 × 37,917.45
  4. Step 4: Simplify right side
    101,103.73x = 5,750,532,787.26
  5. Step 5: Solve for x
    x = 5,750,532,787.26/101,103.73
  6. Step 6: Final answer
    x = 56,877.55

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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.