Home / 69,672.24-96,082.20-53,731.44

Finding the Fourth Proportional to 69,672.24, 96,082.20 and 53,731.44

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Solution

The fourth proportional to 69,672.24, 96,082.20 and 53,731.44 is: 74,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,672.24 : 96,082.20 = 53,731.44 : x
  2. Step 2: Convert to fraction form
    69,672.24/96,082.20 = 53,731.44/x
  3. Step 3: Cross multiply
    69,672.24x = 96,082.20 × 53,731.44
  4. Step 4: Simplify right side
    69,672.24x = 5,162,634,964.37
  5. Step 5: Solve for x
    x = 5,162,634,964.37/69,672.24
  6. Step 6: Final answer
    x = 74,098.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.