Home / 179,291.30-268,851.17-104,432.78

Finding the Fourth Proportional to 179,291.30, 268,851.17 and 104,432.78

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Solution

The fourth proportional to 179,291.30, 268,851.17 and 104,432.78 is: 156,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,291.30 : 268,851.17 = 104,432.78 : x
  2. Step 2: Convert to fraction form
    179,291.30/268,851.17 = 104,432.78/x
  3. Step 3: Cross multiply
    179,291.30x = 268,851.17 × 104,432.78
  4. Step 4: Simplify right side
    179,291.30x = 28,076,873,222.93
  5. Step 5: Solve for x
    x = 28,076,873,222.93/179,291.30
  6. Step 6: Final answer
    x = 156,599.20

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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.