Home / 178,864.65-268,295.87-45,744.68

Finding the Fourth Proportional to 178,864.65, 268,295.87 and 45,744.68

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Solution

The fourth proportional to 178,864.65, 268,295.87 and 45,744.68 is: 68,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,864.65 : 268,295.87 = 45,744.68 : x
  2. Step 2: Convert to fraction form
    178,864.65/268,295.87 = 45,744.68/x
  3. Step 3: Cross multiply
    178,864.65x = 268,295.87 × 45,744.68
  4. Step 4: Simplify right side
    178,864.65x = 12,273,107,148.27
  5. Step 5: Solve for x
    x = 12,273,107,148.27/178,864.65
  6. Step 6: Final answer
    x = 68,616.73

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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.