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Finding the Fourth Proportional to 29,158.47, 43,757.01 and 16,020

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Solution

The fourth proportional to 29,158.47, 43,757.01 and 16,020 is: 24,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.47 : 43,757.01 = 16,020 : x
  2. Step 2: Convert to fraction form
    29,158.47/43,757.01 = 16,020/x
  3. Step 3: Cross multiply
    29,158.47x = 43,757.01 × 16,020
  4. Step 4: Simplify right side
    29,158.47x = 700,987,300.20
  5. Step 5: Solve for x
    x = 700,987,300.20/29,158.47
  6. Step 6: Final answer
    x = 24,040.61

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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.