Home / 67,618.20-101,427.30-44,117.40

Finding the Fourth Proportional to 67,618.20, 101,427.30 and 44,117.40

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Solution

The fourth proportional to 67,618.20, 101,427.30 and 44,117.40 is: 66,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,618.20 : 101,427.30 = 44,117.40 : x
  2. Step 2: Convert to fraction form
    67,618.20/101,427.30 = 44,117.40/x
  3. Step 3: Cross multiply
    67,618.20x = 101,427.30 × 44,117.40
  4. Step 4: Simplify right side
    67,618.20x = 4,474,708,765.02
  5. Step 5: Solve for x
    x = 4,474,708,765.02/67,618.20
  6. Step 6: Final answer
    x = 66,176.10

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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.