Home / 63,375.24-87,473.86-39,489.08

Finding the Fourth Proportional to 63,375.24, 87,473.86 and 39,489.08

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Solution

The fourth proportional to 63,375.24, 87,473.86 and 39,489.08 is: 54,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,375.24 : 87,473.86 = 39,489.08 : x
  2. Step 2: Convert to fraction form
    63,375.24/87,473.86 = 39,489.08/x
  3. Step 3: Cross multiply
    63,375.24x = 87,473.86 × 39,489.08
  4. Step 4: Simplify right side
    63,375.24x = 3,454,262,255.45
  5. Step 5: Solve for x
    x = 3,454,262,255.45/63,375.24
  6. Step 6: Final answer
    x = 54,504.92

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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.