Home / 233,180.88-321,814.44-142,589.76

Finding the Fourth Proportional to 233,180.88, 321,814.44 and 142,589.76

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Solution

The fourth proportional to 233,180.88, 321,814.44 and 142,589.76 is: 196,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,180.88 : 321,814.44 = 142,589.76 : x
  2. Step 2: Convert to fraction form
    233,180.88/321,814.44 = 142,589.76/x
  3. Step 3: Cross multiply
    233,180.88x = 321,814.44 × 142,589.76
  4. Step 4: Simplify right side
    233,180.88x = 45,887,443,764.13
  5. Step 5: Solve for x
    x = 45,887,443,764.13/233,180.88
  6. Step 6: Final answer
    x = 196,789.05

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1.5x scale

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.