Home / 88,331.50-132,587.16-38,433.88

Finding the Fourth Proportional to 88,331.50, 132,587.16 and 38,433.88

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Solution

The fourth proportional to 88,331.50, 132,587.16 and 38,433.88 is: 57,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,331.50 : 132,587.16 = 38,433.88 : x
  2. Step 2: Convert to fraction form
    88,331.50/132,587.16 = 38,433.88/x
  3. Step 3: Cross multiply
    88,331.50x = 132,587.16 × 38,433.88
  4. Step 4: Simplify right side
    88,331.50x = 5,095,838,996.98
  5. Step 5: Solve for x
    x = 5,095,838,996.98/88,331.50
  6. Step 6: Final answer
    x = 57,689.94

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1.5x scale

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.