Home / 238,605.71-329,276.75-131,182.56

Finding the Fourth Proportional to 238,605.71, 329,276.75 and 131,182.56

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Solution

The fourth proportional to 238,605.71, 329,276.75 and 131,182.56 is: 181,032.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,605.71 : 329,276.75 = 131,182.56 : x
  2. Step 2: Convert to fraction form
    238,605.71/329,276.75 = 131,182.56/x
  3. Step 3: Cross multiply
    238,605.71x = 329,276.75 × 131,182.56
  4. Step 4: Simplify right side
    238,605.71x = 43,195,366,357.57
  5. Step 5: Solve for x
    x = 43,195,366,357.57/238,605.71
  6. Step 6: Final answer
    x = 181,032.41

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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.