Home / 88,630.32-132,854.28-38,701.08

Finding the Fourth Proportional to 88,630.32, 132,854.28 and 38,701.08

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Solution

The fourth proportional to 88,630.32, 132,854.28 and 38,701.08 is: 58,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,630.32 : 132,854.28 = 38,701.08 : x
  2. Step 2: Convert to fraction form
    88,630.32/132,854.28 = 38,701.08/x
  3. Step 3: Cross multiply
    88,630.32x = 132,854.28 × 38,701.08
  4. Step 4: Simplify right side
    88,630.32x = 5,141,604,118.62
  5. Step 5: Solve for x
    x = 5,141,604,118.62/88,630.32
  6. Step 6: Final answer
    x = 58,011.80

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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.