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Finding the Fourth Proportional to 47.00, 70.44 and 24.19

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Solution

The fourth proportional to 47.00, 70.44 and 24.19 is: 36.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.00 : 70.44 = 24.19 : x
  2. Step 2: Convert to fraction form
    47.00/70.44 = 24.19/x
  3. Step 3: Cross multiply
    47.00x = 70.44 × 24.19
  4. Step 4: Simplify right side
    47.00x = 1,703.68
  5. Step 5: Solve for x
    x = 1,703.68/47.00
  6. Step 6: Final answer
    x = 36.25

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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.