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Finding the Fourth Proportional to 176,389.67, 243,418.41 and 95,818.56

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Solution

The fourth proportional to 176,389.67, 243,418.41 and 95,818.56 is: 132,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,389.67 : 243,418.41 = 95,818.56 : x
  2. Step 2: Convert to fraction form
    176,389.67/243,418.41 = 95,818.56/x
  3. Step 3: Cross multiply
    176,389.67x = 243,418.41 × 95,818.56
  4. Step 4: Simplify right side
    176,389.67x = 23,324,001,523.69
  5. Step 5: Solve for x
    x = 23,324,001,523.69/176,389.67
  6. Step 6: Final answer
    x = 132,229.98

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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.