Home / 238,605.20-329,276.31-131,182.19

Finding the Fourth Proportional to 238,605.20, 329,276.31 and 131,182.19

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Solution

The fourth proportional to 238,605.20, 329,276.31 and 131,182.19 is: 181,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,605.20 : 329,276.31 = 131,182.19 : x
  2. Step 2: Convert to fraction form
    238,605.20/329,276.31 = 131,182.19/x
  3. Step 3: Cross multiply
    238,605.20x = 329,276.31 × 131,182.19
  4. Step 4: Simplify right side
    238,605.20x = 43,195,186,805.01
  5. Step 5: Solve for x
    x = 43,195,186,805.01/238,605.20
  6. Step 6: Final answer
    x = 181,032.04

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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.