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Finding the Fourth Proportional to 39.37, 59.00 and 16.51

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Solution

The fourth proportional to 39.37, 59.00 and 16.51 is: 24.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.37 : 59.00 = 16.51 : x
  2. Step 2: Convert to fraction form
    39.37/59.00 = 16.51/x
  3. Step 3: Cross multiply
    39.37x = 59.00 × 16.51
  4. Step 4: Simplify right side
    39.37x = 974.01
  5. Step 5: Solve for x
    x = 974.01/39.37
  6. Step 6: Final answer
    x = 24.74

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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.