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Finding the Fourth Proportional to 44.83, 61.83 and 29.28

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Solution

The fourth proportional to 44.83, 61.83 and 29.28 is: 40.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.83 : 61.83 = 29.28 : x
  2. Step 2: Convert to fraction form
    44.83/61.83 = 29.28/x
  3. Step 3: Cross multiply
    44.83x = 61.83 × 29.28
  4. Step 4: Simplify right side
    44.83x = 1,810.38
  5. Step 5: Solve for x
    x = 1,810.38/44.83
  6. Step 6: Final answer
    x = 40.38

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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.