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Finding the Fourth Proportional to 58.60, 87.86 and 22.52

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Solution

The fourth proportional to 58.60, 87.86 and 22.52 is: 33.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.60 : 87.86 = 22.52 : x
  2. Step 2: Convert to fraction form
    58.60/87.86 = 22.52/x
  3. Step 3: Cross multiply
    58.60x = 87.86 × 22.52
  4. Step 4: Simplify right side
    58.60x = 1,978.61
  5. Step 5: Solve for x
    x = 1,978.61/58.60
  6. Step 6: Final answer
    x = 33.76

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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.