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Finding the Fourth Proportional to 117,581.41, 176,401.42 and 34,475.41

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Solution

The fourth proportional to 117,581.41, 176,401.42 and 34,475.41 is: 51,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,581.41 : 176,401.42 = 34,475.41 : x
  2. Step 2: Convert to fraction form
    117,581.41/176,401.42 = 34,475.41/x
  3. Step 3: Cross multiply
    117,581.41x = 176,401.42 × 34,475.41
  4. Step 4: Simplify right side
    117,581.41x = 6,081,512,006.49
  5. Step 5: Solve for x
    x = 6,081,512,006.49/117,581.41
  6. Step 6: Final answer
    x = 51,721.71

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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.