Home / 69,306.56-95,543.52-49,400

Finding the Fourth Proportional to 69,306.56, 95,543.52 and 49,400

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Solution

The fourth proportional to 69,306.56, 95,543.52 and 49,400 is: 68,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,306.56 : 95,543.52 = 49,400 : x
  2. Step 2: Convert to fraction form
    69,306.56/95,543.52 = 49,400/x
  3. Step 3: Cross multiply
    69,306.56x = 95,543.52 × 49,400
  4. Step 4: Simplify right side
    69,306.56x = 4,719,849,888
  5. Step 5: Solve for x
    x = 4,719,849,888/69,306.56
  6. Step 6: Final answer
    x = 68,101.06

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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.