Home / 88,132.25-132,067.10-48,700.64

Finding the Fourth Proportional to 88,132.25, 132,067.10 and 48,700.64

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Solution

The fourth proportional to 88,132.25, 132,067.10 and 48,700.64 is: 72,978.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,132.25 : 132,067.10 = 48,700.64 : x
  2. Step 2: Convert to fraction form
    88,132.25/132,067.10 = 48,700.64/x
  3. Step 3: Cross multiply
    88,132.25x = 132,067.10 × 48,700.64
  4. Step 4: Simplify right side
    88,132.25x = 6,431,751,754.36
  5. Step 5: Solve for x
    x = 6,431,751,754.36/88,132.25
  6. Step 6: Final answer
    x = 72,978.42

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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.