Home / 63,443.18-95,167.10-21,324.70

Finding the Fourth Proportional to 63,443.18, 95,167.10 and 21,324.70

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Solution

The fourth proportional to 63,443.18, 95,167.10 and 21,324.70 is: 31,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,443.18 : 95,167.10 = 21,324.70 : x
  2. Step 2: Convert to fraction form
    63,443.18/95,167.10 = 21,324.70/x
  3. Step 3: Cross multiply
    63,443.18x = 95,167.10 × 21,324.70
  4. Step 4: Simplify right side
    63,443.18x = 2,029,410,029.64
  5. Step 5: Solve for x
    x = 2,029,410,029.64/63,443.18
  6. Step 6: Final answer
    x = 31,987.83

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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.