Home / 186,983.64-280,577.52-108,251.64

Finding the Fourth Proportional to 186,983.64, 280,577.52 and 108,251.64

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Solution

The fourth proportional to 186,983.64, 280,577.52 and 108,251.64 is: 162,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,983.64 : 280,577.52 = 108,251.64 : x
  2. Step 2: Convert to fraction form
    186,983.64/280,577.52 = 108,251.64/x
  3. Step 3: Cross multiply
    186,983.64x = 280,577.52 × 108,251.64
  4. Step 4: Simplify right side
    186,983.64x = 30,372,976,687.13
  5. Step 5: Solve for x
    x = 30,372,976,687.13/186,983.64
  6. Step 6: Final answer
    x = 162,436.55

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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.