Home / 178,736.58-268,104.66-45,616.86

Finding the Fourth Proportional to 178,736.58, 268,104.66 and 45,616.86

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Solution

The fourth proportional to 178,736.58, 268,104.66 and 45,616.86 is: 68,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,736.58 : 268,104.66 = 45,616.86 : x
  2. Step 2: Convert to fraction form
    178,736.58/268,104.66 = 45,616.86/x
  3. Step 3: Cross multiply
    178,736.58x = 268,104.66 × 45,616.86
  4. Step 4: Simplify right side
    178,736.58x = 12,230,092,740.57
  5. Step 5: Solve for x
    x = 12,230,092,740.57/178,736.58
  6. Step 6: Final answer
    x = 68,425.24

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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.