Home / 110,949.28-166,489.68-40,877.76

Finding the Fourth Proportional to 110,949.28, 166,489.68 and 40,877.76

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Solution

The fourth proportional to 110,949.28, 166,489.68 and 40,877.76 is: 61,340.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,949.28 : 166,489.68 = 40,877.76 : x
  2. Step 2: Convert to fraction form
    110,949.28/166,489.68 = 40,877.76/x
  3. Step 3: Cross multiply
    110,949.28x = 166,489.68 × 40,877.76
  4. Step 4: Simplify right side
    110,949.28x = 6,805,725,181.52
  5. Step 5: Solve for x
    x = 6,805,725,181.52/110,949.28
  6. Step 6: Final answer
    x = 61,340.87

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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.