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Finding the Fourth Proportional to 52.94, 73.09 and 35.47

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Solution

The fourth proportional to 52.94, 73.09 and 35.47 is: 48.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.94 : 73.09 = 35.47 : x
  2. Step 2: Convert to fraction form
    52.94/73.09 = 35.47/x
  3. Step 3: Cross multiply
    52.94x = 73.09 × 35.47
  4. Step 4: Simplify right side
    52.94x = 2,592.50
  5. Step 5: Solve for x
    x = 2,592.50/52.94
  6. Step 6: Final answer
    x = 48.97

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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.