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Finding the Fourth Proportional to 95.02, 141.83 and 88.18

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Solution

The fourth proportional to 95.02, 141.83 and 88.18 is: 131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.02 : 141.83 = 88.18 : x
  2. Step 2: Convert to fraction form
    95.02/141.83 = 88.18/x
  3. Step 3: Cross multiply
    95.02x = 141.83 × 88.18
  4. Step 4: Simplify right side
    95.02x = 12,506.57
  5. Step 5: Solve for x
    x = 12,506.57/95.02
  6. Step 6: Final answer
    x = 131.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.