Home / 69,531.71-95,918.42-43,995.03

Finding the Fourth Proportional to 69,531.71, 95,918.42 and 43,995.03

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Solution

The fourth proportional to 69,531.71, 95,918.42 and 43,995.03 is: 60,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531.71 : 95,918.42 = 43,995.03 : x
  2. Step 2: Convert to fraction form
    69,531.71/95,918.42 = 43,995.03/x
  3. Step 3: Cross multiply
    69,531.71x = 95,918.42 × 43,995.03
  4. Step 4: Simplify right side
    69,531.71x = 4,219,933,545.48
  5. Step 5: Solve for x
    x = 4,219,933,545.48/69,531.71
  6. Step 6: Final answer
    x = 60,690.78

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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.