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Finding the Fourth Proportional to 47.08, 64.83 and 44.25

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Solution

The fourth proportional to 47.08, 64.83 and 44.25 is: 60.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.08 : 64.83 = 44.25 : x
  2. Step 2: Convert to fraction form
    47.08/64.83 = 44.25/x
  3. Step 3: Cross multiply
    47.08x = 64.83 × 44.25
  4. Step 4: Simplify right side
    47.08x = 2,868.65
  5. Step 5: Solve for x
    x = 2,868.65/47.08
  6. Step 6: Final answer
    x = 60.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.