Home / 256,619.43-354,103.92-141,882.59

Finding the Fourth Proportional to 256,619.43, 354,103.92 and 141,882.59

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Solution

The fourth proportional to 256,619.43, 354,103.92 and 141,882.59 is: 195,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,619.43 : 354,103.92 = 141,882.59 : x
  2. Step 2: Convert to fraction form
    256,619.43/354,103.92 = 141,882.59/x
  3. Step 3: Cross multiply
    256,619.43x = 354,103.92 × 141,882.59
  4. Step 4: Simplify right side
    256,619.43x = 50,241,182,184.01
  5. Step 5: Solve for x
    x = 50,241,182,184.01/256,619.43
  6. Step 6: Final answer
    x = 195,780.90

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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.