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Finding the Fourth Proportional to 67,494.56, 101,244.60 and 23,151.80

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Solution

The fourth proportional to 67,494.56, 101,244.60 and 23,151.80 is: 34,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,494.56 : 101,244.60 = 23,151.80 : x
  2. Step 2: Convert to fraction form
    67,494.56/101,244.60 = 23,151.80/x
  3. Step 3: Cross multiply
    67,494.56x = 101,244.60 × 23,151.80
  4. Step 4: Simplify right side
    67,494.56x = 2,343,994,983.39
  5. Step 5: Solve for x
    x = 2,343,994,983.39/67,494.56
  6. Step 6: Final answer
    x = 34,728.65

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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.