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Finding the Fourth Proportional to 60.38, 90.48 and 37.58

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Solution

The fourth proportional to 60.38, 90.48 and 37.58 is: 56.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.38 : 90.48 = 37.58 : x
  2. Step 2: Convert to fraction form
    60.38/90.48 = 37.58/x
  3. Step 3: Cross multiply
    60.38x = 90.48 × 37.58
  4. Step 4: Simplify right side
    60.38x = 3,400.24
  5. Step 5: Solve for x
    x = 3,400.24/60.38
  6. Step 6: Final answer
    x = 56.31

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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.