Home / 95,979.06-143,952.30-25,842.78

Finding the Fourth Proportional to 95,979.06, 143,952.30 and 25,842.78

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Solution

The fourth proportional to 95,979.06, 143,952.30 and 25,842.78 is: 38,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,979.06 : 143,952.30 = 25,842.78 : x
  2. Step 2: Convert to fraction form
    95,979.06/143,952.30 = 25,842.78/x
  3. Step 3: Cross multiply
    95,979.06x = 143,952.30 × 25,842.78
  4. Step 4: Simplify right side
    95,979.06x = 3,720,127,619.39
  5. Step 5: Solve for x
    x = 3,720,127,619.39/95,979.06
  6. Step 6: Final answer
    x = 38,759.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.