Home / 204,425.20-282,106.36-115,001.20

Finding the Fourth Proportional to 204,425.20, 282,106.36 and 115,001.20

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Solution

The fourth proportional to 204,425.20, 282,106.36 and 115,001.20 is: 158,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,425.20 : 282,106.36 = 115,001.20 : x
  2. Step 2: Convert to fraction form
    204,425.20/282,106.36 = 115,001.20/x
  3. Step 3: Cross multiply
    204,425.20x = 282,106.36 × 115,001.20
  4. Step 4: Simplify right side
    204,425.20x = 32,442,569,927.63
  5. Step 5: Solve for x
    x = 32,442,569,927.63/204,425.20
  6. Step 6: Final answer
    x = 158,701.42

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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.