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Finding the Fourth Proportional to 158.63, 238.04 and 62.44

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Solution

The fourth proportional to 158.63, 238.04 and 62.44 is: 93.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.63 : 238.04 = 62.44 : x
  2. Step 2: Convert to fraction form
    158.63/238.04 = 62.44/x
  3. Step 3: Cross multiply
    158.63x = 238.04 × 62.44
  4. Step 4: Simplify right side
    158.63x = 14,862.54
  5. Step 5: Solve for x
    x = 14,862.54/158.63
  6. Step 6: Final answer
    x = 93.70

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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.