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Finding the Fourth Proportional to 174.39, 240.51 and 116.07

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Solution

The fourth proportional to 174.39, 240.51 and 116.07 is: 160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.39 : 240.51 = 116.07 : x
  2. Step 2: Convert to fraction form
    174.39/240.51 = 116.07/x
  3. Step 3: Cross multiply
    174.39x = 240.51 × 116.07
  4. Step 4: Simplify right side
    174.39x = 27,916.00
  5. Step 5: Solve for x
    x = 27,916.00/174.39
  6. Step 6: Final answer
    x = 160.08

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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.