Home / 178,964.40-268,440.42-45,845.97

Finding the Fourth Proportional to 178,964.40, 268,440.42 and 45,845.97

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Solution

The fourth proportional to 178,964.40, 268,440.42 and 45,845.97 is: 68,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,964.40 : 268,440.42 = 45,845.97 : x
  2. Step 2: Convert to fraction form
    178,964.40/268,440.42 = 45,845.97/x
  3. Step 3: Cross multiply
    178,964.40x = 268,440.42 × 45,845.97
  4. Step 4: Simplify right side
    178,964.40x = 12,306,911,442.11
  5. Step 5: Solve for x
    x = 12,306,911,442.11/178,964.40
  6. Step 6: Final answer
    x = 68,767.37

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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.