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Finding the Fourth Proportional to 47.84, 65.93 and 44.51

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Solution

The fourth proportional to 47.84, 65.93 and 44.51 is: 61.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.84 : 65.93 = 44.51 : x
  2. Step 2: Convert to fraction form
    47.84/65.93 = 44.51/x
  3. Step 3: Cross multiply
    47.84x = 65.93 × 44.51
  4. Step 4: Simplify right side
    47.84x = 2,933.99
  5. Step 5: Solve for x
    x = 2,933.99/47.84
  6. Step 6: Final answer
    x = 61.34

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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.