Home / 269,979.18-372,575.21-156,801.93

Finding the Fourth Proportional to 269,979.18, 372,575.21 and 156,801.93

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Solution

The fourth proportional to 269,979.18, 372,575.21 and 156,801.93 is: 216,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,979.18 : 372,575.21 = 156,801.93 : x
  2. Step 2: Convert to fraction form
    269,979.18/372,575.21 = 156,801.93/x
  3. Step 3: Cross multiply
    269,979.18x = 372,575.21 × 156,801.93
  4. Step 4: Simplify right side
    269,979.18x = 58,420,511,214.15
  5. Step 5: Solve for x
    x = 58,420,511,214.15/269,979.18
  6. Step 6: Final answer
    x = 216,388.95

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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.