Home / 111,540.20-167,180.70-44,947.40

Finding the Fourth Proportional to 111,540.20, 167,180.70 and 44,947.40

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Solution

The fourth proportional to 111,540.20, 167,180.70 and 44,947.40 is: 67,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,540.20 : 167,180.70 = 44,947.40 : x
  2. Step 2: Convert to fraction form
    111,540.20/167,180.70 = 44,947.40/x
  3. Step 3: Cross multiply
    111,540.20x = 167,180.70 × 44,947.40
  4. Step 4: Simplify right side
    111,540.20x = 7,514,337,795.18
  5. Step 5: Solve for x
    x = 7,514,337,795.18/111,540.20
  6. Step 6: Final answer
    x = 67,368.88

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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.