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Finding the Fourth Proportional to 40,498.70, 60,704.85 and 15,529.10

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Solution

The fourth proportional to 40,498.70, 60,704.85 and 15,529.10 is: 23,277.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.70 : 60,704.85 = 15,529.10 : x
  2. Step 2: Convert to fraction form
    40,498.70/60,704.85 = 15,529.10/x
  3. Step 3: Cross multiply
    40,498.70x = 60,704.85 × 15,529.10
  4. Step 4: Simplify right side
    40,498.70x = 942,691,686.14
  5. Step 5: Solve for x
    x = 942,691,686.14/40,498.70
  6. Step 6: Final answer
    x = 23,277.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.