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Finding the Fourth Proportional to 247.59, 341.93 and 168.75

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Solution

The fourth proportional to 247.59, 341.93 and 168.75 is: 233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.59 : 341.93 = 168.75 : x
  2. Step 2: Convert to fraction form
    247.59/341.93 = 168.75/x
  3. Step 3: Cross multiply
    247.59x = 341.93 × 168.75
  4. Step 4: Simplify right side
    247.59x = 57,701.11
  5. Step 5: Solve for x
    x = 57,701.11/247.59
  6. Step 6: Final answer
    x = 233.05

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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.