Home / 178,962.18-268,437.10-45,843.58

Finding the Fourth Proportional to 178,962.18, 268,437.10 and 45,843.58

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Solution

The fourth proportional to 178,962.18, 268,437.10 and 45,843.58 is: 68,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,962.18 : 268,437.10 = 45,843.58 : x
  2. Step 2: Convert to fraction form
    178,962.18/268,437.10 = 45,843.58/x
  3. Step 3: Cross multiply
    178,962.18x = 268,437.10 × 45,843.58
  4. Step 4: Simplify right side
    178,962.18x = 12,306,117,668.82
  5. Step 5: Solve for x
    x = 12,306,117,668.82/178,962.18
  6. Step 6: Final answer
    x = 68,763.79

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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.