Home / 238,698.52-329,404.80-131,275.24

Finding the Fourth Proportional to 238,698.52, 329,404.80 and 131,275.24

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Solution

The fourth proportional to 238,698.52, 329,404.80 and 131,275.24 is: 181,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,698.52 : 329,404.80 = 131,275.24 : x
  2. Step 2: Convert to fraction form
    238,698.52/329,404.80 = 131,275.24/x
  3. Step 3: Cross multiply
    238,698.52x = 329,404.80 × 131,275.24
  4. Step 4: Simplify right side
    238,698.52x = 43,242,694,177.15
  5. Step 5: Solve for x
    x = 43,242,694,177.15/238,698.52
  6. Step 6: Final answer
    x = 181,160.29

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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.