Home / 203,619.44-281,159.92-127,227.52

Finding the Fourth Proportional to 203,619.44, 281,159.92 and 127,227.52

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Solution

The fourth proportional to 203,619.44, 281,159.92 and 127,227.52 is: 175,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,619.44 : 281,159.92 = 127,227.52 : x
  2. Step 2: Convert to fraction form
    203,619.44/281,159.92 = 127,227.52/x
  3. Step 3: Cross multiply
    203,619.44x = 281,159.92 × 127,227.52
  4. Step 4: Simplify right side
    203,619.44x = 35,771,279,345.00
  5. Step 5: Solve for x
    x = 35,771,279,345.00/203,619.44
  6. Step 6: Final answer
    x = 175,677.13

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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.