Home / 69,872.76-96,425.10-38,041.38

Finding the Fourth Proportional to 69,872.76, 96,425.10 and 38,041.38

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Solution

The fourth proportional to 69,872.76, 96,425.10 and 38,041.38 is: 52,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.76 : 96,425.10 = 38,041.38 : x
  2. Step 2: Convert to fraction form
    69,872.76/96,425.10 = 38,041.38/x
  3. Step 3: Cross multiply
    69,872.76x = 96,425.10 × 38,041.38
  4. Step 4: Simplify right side
    69,872.76x = 3,668,143,870.64
  5. Step 5: Solve for x
    x = 3,668,143,870.64/69,872.76
  6. Step 6: Final answer
    x = 52,497.48

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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.