Home / 63,455.46-95,189.08-20,761.14

Finding the Fourth Proportional to 63,455.46, 95,189.08 and 20,761.14

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Solution

The fourth proportional to 63,455.46, 95,189.08 and 20,761.14 is: 31,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.46 : 95,189.08 = 20,761.14 : x
  2. Step 2: Convert to fraction form
    63,455.46/95,189.08 = 20,761.14/x
  3. Step 3: Cross multiply
    63,455.46x = 95,189.08 × 20,761.14
  4. Step 4: Simplify right side
    63,455.46x = 1,976,233,816.35
  5. Step 5: Solve for x
    x = 1,976,233,816.35/63,455.46
  6. Step 6: Final answer
    x = 31,143.64

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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.