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Finding the Fourth Proportional to 60,659.44, 90,927.60 and 23,209.90

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Solution

The fourth proportional to 60,659.44, 90,927.60 and 23,209.90 is: 34,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,659.44 : 90,927.60 = 23,209.90 : x
  2. Step 2: Convert to fraction form
    60,659.44/90,927.60 = 23,209.90/x
  3. Step 3: Cross multiply
    60,659.44x = 90,927.60 × 23,209.90
  4. Step 4: Simplify right side
    60,659.44x = 2,110,420,503.24
  5. Step 5: Solve for x
    x = 2,110,420,503.24/60,659.44
  6. Step 6: Final answer
    x = 34,791.30

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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.