Home / 43,691.31-65,524.29-17,031.36

Finding the Fourth Proportional to 43,691.31, 65,524.29 and 17,031.36

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Solution

The fourth proportional to 43,691.31, 65,524.29 and 17,031.36 is: 25,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691.31 : 65,524.29 = 17,031.36 : x
  2. Step 2: Convert to fraction form
    43,691.31/65,524.29 = 17,031.36/x
  3. Step 3: Cross multiply
    43,691.31x = 65,524.29 × 17,031.36
  4. Step 4: Simplify right side
    43,691.31x = 1,115,967,953.58
  5. Step 5: Solve for x
    x = 1,115,967,953.58/43,691.31
  6. Step 6: Final answer
    x = 25,542.10

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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.