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Finding the Fourth Proportional to 240.71, 332.10 and 167.10

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Solution

The fourth proportional to 240.71, 332.10 and 167.10 is: 230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.71 : 332.10 = 167.10 : x
  2. Step 2: Convert to fraction form
    240.71/332.10 = 167.10/x
  3. Step 3: Cross multiply
    240.71x = 332.10 × 167.10
  4. Step 4: Simplify right side
    240.71x = 55,492.66
  5. Step 5: Solve for x
    x = 55,492.66/240.71
  6. Step 6: Final answer
    x = 230.54

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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.