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Finding the Fourth Proportional to 58.49, 87.68 and 24.23

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Solution

The fourth proportional to 58.49, 87.68 and 24.23 is: 36.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.49 : 87.68 = 24.23 : x
  2. Step 2: Convert to fraction form
    58.49/87.68 = 24.23/x
  3. Step 3: Cross multiply
    58.49x = 87.68 × 24.23
  4. Step 4: Simplify right side
    58.49x = 2,123.93
  5. Step 5: Solve for x
    x = 2,123.93/58.49
  6. Step 6: Final answer
    x = 36.32

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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.