Home / 88,270.20-132,330.68-38,312.76

Finding the Fourth Proportional to 88,270.20, 132,330.68 and 38,312.76

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Solution

The fourth proportional to 88,270.20, 132,330.68 and 38,312.76 is: 57,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,270.20 : 132,330.68 = 38,312.76 : x
  2. Step 2: Convert to fraction form
    88,270.20/132,330.68 = 38,312.76/x
  3. Step 3: Cross multiply
    88,270.20x = 132,330.68 × 38,312.76
  4. Step 4: Simplify right side
    88,270.20x = 5,069,953,583.48
  5. Step 5: Solve for x
    x = 5,069,953,583.48/88,270.20
  6. Step 6: Final answer
    x = 57,436.75

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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.