Home / 238,776.66-329,514.12-131,347.44

Finding the Fourth Proportional to 238,776.66, 329,514.12 and 131,347.44

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Solution

The fourth proportional to 238,776.66, 329,514.12 and 131,347.44 is: 181,260.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,776.66 : 329,514.12 = 131,347.44 : x
  2. Step 2: Convert to fraction form
    238,776.66/329,514.12 = 131,347.44/x
  3. Step 3: Cross multiply
    238,776.66x = 329,514.12 × 131,347.44
  4. Step 4: Simplify right side
    238,776.66x = 43,280,836,105.85
  5. Step 5: Solve for x
    x = 43,280,836,105.85/238,776.66
  6. Step 6: Final answer
    x = 181,260.75

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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.