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Finding the Fourth Proportional to 94.32, 141.52 and 46.28

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Solution

The fourth proportional to 94.32, 141.52 and 46.28 is: 69.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.32 : 141.52 = 46.28 : x
  2. Step 2: Convert to fraction form
    94.32/141.52 = 46.28/x
  3. Step 3: Cross multiply
    94.32x = 141.52 × 46.28
  4. Step 4: Simplify right side
    94.32x = 6,549.55
  5. Step 5: Solve for x
    x = 6,549.55/94.32
  6. Step 6: Final answer
    x = 69.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.