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Finding the Fourth Proportional to 39.01, 58.54 and 14.98

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Solution

The fourth proportional to 39.01, 58.54 and 14.98 is: 22.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.01 : 58.54 = 14.98 : x
  2. Step 2: Convert to fraction form
    39.01/58.54 = 14.98/x
  3. Step 3: Cross multiply
    39.01x = 58.54 × 14.98
  4. Step 4: Simplify right side
    39.01x = 876.93
  5. Step 5: Solve for x
    x = 876.93/39.01
  6. Step 6: Final answer
    x = 22.48

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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.