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Finding the Fourth Proportional to 24,487.88, 36,729.09 and 6,719.87

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Solution

The fourth proportional to 24,487.88, 36,729.09 and 6,719.87 is: 10,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,487.88 : 36,729.09 = 6,719.87 : x
  2. Step 2: Convert to fraction form
    24,487.88/36,729.09 = 6,719.87/x
  3. Step 3: Cross multiply
    24,487.88x = 36,729.09 × 6,719.87
  4. Step 4: Simplify right side
    24,487.88x = 246,814,710.02
  5. Step 5: Solve for x
    x = 246,814,710.02/24,487.88
  6. Step 6: Final answer
    x = 10,079.06

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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.