Home / 63,819.45-88,098.08-45,434.41

Finding the Fourth Proportional to 63,819.45, 88,098.08 and 45,434.41

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Solution

The fourth proportional to 63,819.45, 88,098.08 and 45,434.41 is: 62,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,819.45 : 88,098.08 = 45,434.41 : x
  2. Step 2: Convert to fraction form
    63,819.45/88,098.08 = 45,434.41/x
  3. Step 3: Cross multiply
    63,819.45x = 88,098.08 × 45,434.41
  4. Step 4: Simplify right side
    63,819.45x = 4,002,684,286.93
  5. Step 5: Solve for x
    x = 4,002,684,286.93/63,819.45
  6. Step 6: Final answer
    x = 62,718.88

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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.