Home / 178,775.82-268,262.22-108,704.34

Finding the Fourth Proportional to 178,775.82, 268,262.22 and 108,704.34

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Solution

The fourth proportional to 178,775.82, 268,262.22 and 108,704.34 is: 163,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,775.82 : 268,262.22 = 108,704.34 : x
  2. Step 2: Convert to fraction form
    178,775.82/268,262.22 = 108,704.34/x
  3. Step 3: Cross multiply
    178,775.82x = 268,262.22 × 108,704.34
  4. Step 4: Simplify right side
    178,775.82x = 29,161,267,572.03
  5. Step 5: Solve for x
    x = 29,161,267,572.03/178,775.82
  6. Step 6: Final answer
    x = 163,116.40

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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.