Home / 123,627.85-185,517.91-48,735.25

Finding the Fourth Proportional to 123,627.85, 185,517.91 and 48,735.25

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Solution

The fourth proportional to 123,627.85, 185,517.91 and 48,735.25 is: 73,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,627.85 : 185,517.91 = 48,735.25 : x
  2. Step 2: Convert to fraction form
    123,627.85/185,517.91 = 48,735.25/x
  3. Step 3: Cross multiply
    123,627.85x = 185,517.91 × 48,735.25
  4. Step 4: Simplify right side
    123,627.85x = 9,041,260,795.74
  5. Step 5: Solve for x
    x = 9,041,260,795.74/123,627.85
  6. Step 6: Final answer
    x = 73,132.88

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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.