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Finding the Fourth Proportional to 58.41, 87.58 and 24.15

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Solution

The fourth proportional to 58.41, 87.58 and 24.15 is: 36.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.41 : 87.58 = 24.15 : x
  2. Step 2: Convert to fraction form
    58.41/87.58 = 24.15/x
  3. Step 3: Cross multiply
    58.41x = 87.58 × 24.15
  4. Step 4: Simplify right side
    58.41x = 2,115.06
  5. Step 5: Solve for x
    x = 2,115.06/58.41
  6. Step 6: Final answer
    x = 36.21

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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.