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Finding the Fourth Proportional to 177,651.89, 245,162.81 and 97,082.81

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Solution

The fourth proportional to 177,651.89, 245,162.81 and 97,082.81 is: 133,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,651.89 : 245,162.81 = 97,082.81 : x
  2. Step 2: Convert to fraction form
    177,651.89/245,162.81 = 97,082.81/x
  3. Step 3: Cross multiply
    177,651.89x = 245,162.81 × 97,082.81
  4. Step 4: Simplify right side
    177,651.89x = 23,801,094,502.30
  5. Step 5: Solve for x
    x = 23,801,094,502.30/177,651.89
  6. Step 6: Final answer
    x = 133,976.03

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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.