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Finding the Fourth Proportional to 101,669.44, 152,523.35 and 38,508.48

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Solution

The fourth proportional to 101,669.44, 152,523.35 and 38,508.48 is: 57,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,669.44 : 152,523.35 = 38,508.48 : x
  2. Step 2: Convert to fraction form
    101,669.44/152,523.35 = 38,508.48/x
  3. Step 3: Cross multiply
    101,669.44x = 152,523.35 × 38,508.48
  4. Step 4: Simplify right side
    101,669.44x = 5,873,441,610.39
  5. Step 5: Solve for x
    x = 5,873,441,610.39/101,669.44
  6. Step 6: Final answer
    x = 57,769.98

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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.