Home / 141,182.20-211,773.30-121,499.20

Finding the Fourth Proportional to 141,182.20, 211,773.30 and 121,499.20

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Solution

The fourth proportional to 141,182.20, 211,773.30 and 121,499.20 is: 182,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,182.20 : 211,773.30 = 121,499.20 : x
  2. Step 2: Convert to fraction form
    141,182.20/211,773.30 = 121,499.20/x
  3. Step 3: Cross multiply
    141,182.20x = 211,773.30 × 121,499.20
  4. Step 4: Simplify right side
    141,182.20x = 25,730,286,531.36
  5. Step 5: Solve for x
    x = 25,730,286,531.36/141,182.20
  6. Step 6: Final answer
    x = 182,248.80

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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.