Home / 225,565.38-338,511.96-181,721.70

Finding the Fourth Proportional to 225,565.38, 338,511.96 and 181,721.70

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Solution

The fourth proportional to 225,565.38, 338,511.96 and 181,721.70 is: 272,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,565.38 : 338,511.96 = 181,721.70 : x
  2. Step 2: Convert to fraction form
    225,565.38/338,511.96 = 181,721.70/x
  3. Step 3: Cross multiply
    225,565.38x = 338,511.96 × 181,721.70
  4. Step 4: Simplify right side
    225,565.38x = 61,514,968,841.53
  5. Step 5: Solve for x
    x = 61,514,968,841.53/225,565.38
  6. Step 6: Final answer
    x = 272,714.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.