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Finding the Fourth Proportional to 114.82, 158.46 and 62.37

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Solution

The fourth proportional to 114.82, 158.46 and 62.37 is: 86.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.82 : 158.46 = 62.37 : x
  2. Step 2: Convert to fraction form
    114.82/158.46 = 62.37/x
  3. Step 3: Cross multiply
    114.82x = 158.46 × 62.37
  4. Step 4: Simplify right side
    114.82x = 9,882.59
  5. Step 5: Solve for x
    x = 9,882.59/114.82
  6. Step 6: Final answer
    x = 86.07

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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.