Home / 69,204.43-95,482.36-38,979.19

Finding the Fourth Proportional to 69,204.43, 95,482.36 and 38,979.19

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Solution

The fourth proportional to 69,204.43, 95,482.36 and 38,979.19 is: 53,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,204.43 : 95,482.36 = 38,979.19 : x
  2. Step 2: Convert to fraction form
    69,204.43/95,482.36 = 38,979.19/x
  3. Step 3: Cross multiply
    69,204.43x = 95,482.36 × 38,979.19
  4. Step 4: Simplify right side
    69,204.43x = 3,721,825,052.09
  5. Step 5: Solve for x
    x = 3,721,825,052.09/69,204.43
  6. Step 6: Final answer
    x = 53,780.16

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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.