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Finding the Fourth Proportional to 160.36, 240.46 and 88.13

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Solution

The fourth proportional to 160.36, 240.46 and 88.13 is: 132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.36 : 240.46 = 88.13 : x
  2. Step 2: Convert to fraction form
    160.36/240.46 = 88.13/x
  3. Step 3: Cross multiply
    160.36x = 240.46 × 88.13
  4. Step 4: Simplify right side
    160.36x = 21,191.74
  5. Step 5: Solve for x
    x = 21,191.74/160.36
  6. Step 6: Final answer
    x = 132.15

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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.