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Finding the Fourth Proportional to 149.97, 224.92 and 58.63

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Solution

The fourth proportional to 149.97, 224.92 and 58.63 is: 87.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.97 : 224.92 = 58.63 : x
  2. Step 2: Convert to fraction form
    149.97/224.92 = 58.63/x
  3. Step 3: Cross multiply
    149.97x = 224.92 × 58.63
  4. Step 4: Simplify right side
    149.97x = 13,187.06
  5. Step 5: Solve for x
    x = 13,187.06/149.97
  6. Step 6: Final answer
    x = 87.93

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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.