Home / 63,162.29-94,722.89-21,031.04

Finding the Fourth Proportional to 63,162.29, 94,722.89 and 21,031.04

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Solution

The fourth proportional to 63,162.29, 94,722.89 and 21,031.04 is: 31,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,162.29 : 94,722.89 = 21,031.04 : x
  2. Step 2: Convert to fraction form
    63,162.29/94,722.89 = 21,031.04/x
  3. Step 3: Cross multiply
    63,162.29x = 94,722.89 × 21,031.04
  4. Step 4: Simplify right side
    63,162.29x = 1,992,120,309.74
  5. Step 5: Solve for x
    x = 1,992,120,309.74/63,162.29
  6. Step 6: Final answer
    x = 31,539.71

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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.