Home / 178,834.91-268,251.31-45,714.96

Finding the Fourth Proportional to 178,834.91, 268,251.31 and 45,714.96

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Solution

The fourth proportional to 178,834.91, 268,251.31 and 45,714.96 is: 68,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,834.91 : 268,251.31 = 45,714.96 : x
  2. Step 2: Convert to fraction form
    178,834.91/268,251.31 = 45,714.96/x
  3. Step 3: Cross multiply
    178,834.91x = 268,251.31 × 45,714.96
  4. Step 4: Simplify right side
    178,834.91x = 12,263,097,792.31
  5. Step 5: Solve for x
    x = 12,263,097,792.31/178,834.91
  6. Step 6: Final answer
    x = 68,572.17

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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.