Home / 63,844.80-95,540.40-55,615.20

Finding the Fourth Proportional to 63,844.80, 95,540.40 and 55,615.20

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Solution

The fourth proportional to 63,844.80, 95,540.40 and 55,615.20 is: 83,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,844.80 : 95,540.40 = 55,615.20 : x
  2. Step 2: Convert to fraction form
    63,844.80/95,540.40 = 55,615.20/x
  3. Step 3: Cross multiply
    63,844.80x = 95,540.40 × 55,615.20
  4. Step 4: Simplify right side
    63,844.80x = 5,313,498,454.08
  5. Step 5: Solve for x
    x = 5,313,498,454.08/63,844.80
  6. Step 6: Final answer
    x = 83,225.23

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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.