Home / 114,531.62-158,046.44-69,182.78

Finding the Fourth Proportional to 114,531.62, 158,046.44 and 69,182.78

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Solution

The fourth proportional to 114,531.62, 158,046.44 and 69,182.78 is: 95,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,531.62 : 158,046.44 = 69,182.78 : x
  2. Step 2: Convert to fraction form
    114,531.62/158,046.44 = 69,182.78/x
  3. Step 3: Cross multiply
    114,531.62x = 158,046.44 × 69,182.78
  4. Step 4: Simplify right side
    114,531.62x = 10,934,090,952.16
  5. Step 5: Solve for x
    x = 10,934,090,952.16/114,531.62
  6. Step 6: Final answer
    x = 95,467.88

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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.