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Finding the Fourth Proportional to 178,195.62, 245,908.56 and 96,522.11

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Solution

The fourth proportional to 178,195.62, 245,908.56 and 96,522.11 is: 133,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,195.62 : 245,908.56 = 96,522.11 : x
  2. Step 2: Convert to fraction form
    178,195.62/245,908.56 = 96,522.11/x
  3. Step 3: Cross multiply
    178,195.62x = 245,908.56 × 96,522.11
  4. Step 4: Simplify right side
    178,195.62x = 23,735,611,898.28
  5. Step 5: Solve for x
    x = 23,735,611,898.28/178,195.62
  6. Step 6: Final answer
    x = 133,199.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.