Home / 63,031.29-86,983.19-34,350.96

Finding the Fourth Proportional to 63,031.29, 86,983.19 and 34,350.96

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Solution

The fourth proportional to 63,031.29, 86,983.19 and 34,350.96 is: 47,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.29 : 86,983.19 = 34,350.96 : x
  2. Step 2: Convert to fraction form
    63,031.29/86,983.19 = 34,350.96/x
  3. Step 3: Cross multiply
    63,031.29x = 86,983.19 × 34,350.96
  4. Step 4: Simplify right side
    63,031.29x = 2,987,955,908.61
  5. Step 5: Solve for x
    x = 2,987,955,908.61/63,031.29
  6. Step 6: Final answer
    x = 47,404.33

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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.