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Finding the Fourth Proportional to 58.78, 88.19 and 24.56

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Solution

The fourth proportional to 58.78, 88.19 and 24.56 is: 36.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.78 : 88.19 = 24.56 : x
  2. Step 2: Convert to fraction form
    58.78/88.19 = 24.56/x
  3. Step 3: Cross multiply
    58.78x = 88.19 × 24.56
  4. Step 4: Simplify right side
    58.78x = 2,165.95
  5. Step 5: Solve for x
    x = 2,165.95/58.78
  6. Step 6: Final answer
    x = 36.85

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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.