Home / 88,103.43-132,168.92-28,925.64

Finding the Fourth Proportional to 88,103.43, 132,168.92 and 28,925.64

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Solution

The fourth proportional to 88,103.43, 132,168.92 and 28,925.64 is: 43,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,103.43 : 132,168.92 = 28,925.64 : x
  2. Step 2: Convert to fraction form
    88,103.43/132,168.92 = 28,925.64/x
  3. Step 3: Cross multiply
    88,103.43x = 132,168.92 × 28,925.64
  4. Step 4: Simplify right side
    88,103.43x = 3,823,070,454.48
  5. Step 5: Solve for x
    x = 3,823,070,454.48/88,103.43
  6. Step 6: Final answer
    x = 43,392.98

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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.