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Finding the Fourth Proportional to 58.52, 88.25 and 54.04

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Solution

The fourth proportional to 58.52, 88.25 and 54.04 is: 81.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.52 : 88.25 = 54.04 : x
  2. Step 2: Convert to fraction form
    58.52/88.25 = 54.04/x
  3. Step 3: Cross multiply
    58.52x = 88.25 × 54.04
  4. Step 4: Simplify right side
    58.52x = 4,769.03
  5. Step 5: Solve for x
    x = 4,769.03/58.52
  6. Step 6: Final answer
    x = 81.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.