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Finding the Fourth Proportional to 123,744.60, 185,490.06 and 48,834.44

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Solution

The fourth proportional to 123,744.60, 185,490.06 and 48,834.44 is: 73,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,744.60 : 185,490.06 = 48,834.44 : x
  2. Step 2: Convert to fraction form
    123,744.60/185,490.06 = 48,834.44/x
  3. Step 3: Cross multiply
    123,744.60x = 185,490.06 × 48,834.44
  4. Step 4: Simplify right side
    123,744.60x = 9,058,303,205.67
  5. Step 5: Solve for x
    x = 9,058,303,205.67/123,744.60
  6. Step 6: Final answer
    x = 73,201.60

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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.