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Finding the Fourth Proportional to 158.37, 237.60 and 60.92

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Solution

The fourth proportional to 158.37, 237.60 and 60.92 is: 91.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.37 : 237.60 = 60.92 : x
  2. Step 2: Convert to fraction form
    158.37/237.60 = 60.92/x
  3. Step 3: Cross multiply
    158.37x = 237.60 × 60.92
  4. Step 4: Simplify right side
    158.37x = 14,473.40
  5. Step 5: Solve for x
    x = 14,473.40/158.37
  6. Step 6: Final answer
    x = 91.39

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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.