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Finding the Fourth Proportional to 158.59, 237.74 and 93.59

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Solution

The fourth proportional to 158.59, 237.74 and 93.59 is: 140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.59 : 237.74 = 93.59 : x
  2. Step 2: Convert to fraction form
    158.59/237.74 = 93.59/x
  3. Step 3: Cross multiply
    158.59x = 237.74 × 93.59
  4. Step 4: Simplify right side
    158.59x = 22,249.32
  5. Step 5: Solve for x
    x = 22,249.32/158.59
  6. Step 6: Final answer
    x = 140.29

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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.