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Finding the Fourth Proportional to 95.51, 143.49 and 93.23

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Solution

The fourth proportional to 95.51, 143.49 and 93.23 is: 140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.51 : 143.49 = 93.23 : x
  2. Step 2: Convert to fraction form
    95.51/143.49 = 93.23/x
  3. Step 3: Cross multiply
    95.51x = 143.49 × 93.23
  4. Step 4: Simplify right side
    95.51x = 13,377.74
  5. Step 5: Solve for x
    x = 13,377.74/95.51
  6. Step 6: Final answer
    x = 140.06

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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.