Home / 141,231.66-211,853.90-40,036.95

Finding the Fourth Proportional to 141,231.66, 211,853.90 and 40,036.95

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Solution

The fourth proportional to 141,231.66, 211,853.90 and 40,036.95 is: 60,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,231.66 : 211,853.90 = 40,036.95 : x
  2. Step 2: Convert to fraction form
    141,231.66/211,853.90 = 40,036.95/x
  3. Step 3: Cross multiply
    141,231.66x = 211,853.90 × 40,036.95
  4. Step 4: Simplify right side
    141,231.66x = 8,481,984,101.70
  5. Step 5: Solve for x
    x = 8,481,984,101.70/141,231.66
  6. Step 6: Final answer
    x = 60,057.24

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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.