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Finding the Fourth Proportional to 52.89, 73.03 and 33.25

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Solution

The fourth proportional to 52.89, 73.03 and 33.25 is: 45.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.89 : 73.03 = 33.25 : x
  2. Step 2: Convert to fraction form
    52.89/73.03 = 33.25/x
  3. Step 3: Cross multiply
    52.89x = 73.03 × 33.25
  4. Step 4: Simplify right side
    52.89x = 2,428.51
  5. Step 5: Solve for x
    x = 2,428.51/52.89
  6. Step 6: Final answer
    x = 45.92

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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.