Home / 178,968.15-268,446.03-45,849.72

Finding the Fourth Proportional to 178,968.15, 268,446.03 and 45,849.72

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Solution

The fourth proportional to 178,968.15, 268,446.03 and 45,849.72 is: 68,772.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,968.15 : 268,446.03 = 45,849.72 : x
  2. Step 2: Convert to fraction form
    178,968.15/268,446.03 = 45,849.72/x
  3. Step 3: Cross multiply
    178,968.15x = 268,446.03 × 45,849.72
  4. Step 4: Simplify right side
    178,968.15x = 12,308,175,310.61
  5. Step 5: Solve for x
    x = 12,308,175,310.61/178,968.15
  6. Step 6: Final answer
    x = 68,772.99

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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.