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Finding the Fourth Proportional to 114.10, 170.98 and 59.83

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Solution

The fourth proportional to 114.10, 170.98 and 59.83 is: 89.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.10 : 170.98 = 59.83 : x
  2. Step 2: Convert to fraction form
    114.10/170.98 = 59.83/x
  3. Step 3: Cross multiply
    114.10x = 170.98 × 59.83
  4. Step 4: Simplify right side
    114.10x = 10,229.16
  5. Step 5: Solve for x
    x = 10,229.16/114.10
  6. Step 6: Final answer
    x = 89.65

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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.