Home / 29,691.83-40,974.78-16,080.02

Finding the Fourth Proportional to 29,691.83, 40,974.78 and 16,080.02

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Solution

The fourth proportional to 29,691.83, 40,974.78 and 16,080.02 is: 22,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.83 : 40,974.78 = 16,080.02 : x
  2. Step 2: Convert to fraction form
    29,691.83/40,974.78 = 16,080.02/x
  3. Step 3: Cross multiply
    29,691.83x = 40,974.78 × 16,080.02
  4. Step 4: Simplify right side
    29,691.83x = 658,875,281.90
  5. Step 5: Solve for x
    x = 658,875,281.90/29,691.83
  6. Step 6: Final answer
    x = 22,190.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.