Home / 69,839.67-96,376.90-38,007.89

Finding the Fourth Proportional to 69,839.67, 96,376.90 and 38,007.89

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Solution

The fourth proportional to 69,839.67, 96,376.90 and 38,007.89 is: 52,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,839.67 : 96,376.90 = 38,007.89 : x
  2. Step 2: Convert to fraction form
    69,839.67/96,376.90 = 38,007.89/x
  3. Step 3: Cross multiply
    69,839.67x = 96,376.90 × 38,007.89
  4. Step 4: Simplify right side
    69,839.67x = 3,663,082,613.74
  5. Step 5: Solve for x
    x = 3,663,082,613.74/69,839.67
  6. Step 6: Final answer
    x = 52,449.88

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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.