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Finding the Fourth Proportional to 101,018.92, 151,474.98 and 44,834.60

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Solution

The fourth proportional to 101,018.92, 151,474.98 and 44,834.60 is: 67,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,018.92 : 151,474.98 = 44,834.60 : x
  2. Step 2: Convert to fraction form
    101,018.92/151,474.98 = 44,834.60/x
  3. Step 3: Cross multiply
    101,018.92x = 151,474.98 × 44,834.60
  4. Step 4: Simplify right side
    101,018.92x = 6,791,320,138.31
  5. Step 5: Solve for x
    x = 6,791,320,138.31/101,018.92
  6. Step 6: Final answer
    x = 67,228.20

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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.