Home / 69,001.35-95,231.96-38,789.16

Finding the Fourth Proportional to 69,001.35, 95,231.96 and 38,789.16

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Solution

The fourth proportional to 69,001.35, 95,231.96 and 38,789.16 is: 53,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,001.35 : 95,231.96 = 38,789.16 : x
  2. Step 2: Convert to fraction form
    69,001.35/95,231.96 = 38,789.16/x
  3. Step 3: Cross multiply
    69,001.35x = 95,231.96 × 38,789.16
  4. Step 4: Simplify right side
    69,001.35x = 3,693,967,539.61
  5. Step 5: Solve for x
    x = 3,693,967,539.61/69,001.35
  6. Step 6: Final answer
    x = 53,534.71

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1.5x scale

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.