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Finding the Fourth Proportional to 101,004.52, 151,528.62 and 38,675

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Solution

The fourth proportional to 101,004.52, 151,528.62 and 38,675 is: 58,020.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,004.52 : 151,528.62 = 38,675 : x
  2. Step 2: Convert to fraction form
    101,004.52/151,528.62 = 38,675/x
  3. Step 3: Cross multiply
    101,004.52x = 151,528.62 × 38,675
  4. Step 4: Simplify right side
    101,004.52x = 5,860,369,378.50
  5. Step 5: Solve for x
    x = 5,860,369,378.50/101,004.52
  6. Step 6: Final answer
    x = 58,020.86

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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.