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Finding the Fourth Proportional to 73.53, 110.31 and 46.46

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Solution

The fourth proportional to 73.53, 110.31 and 46.46 is: 69.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.53 : 110.31 = 46.46 : x
  2. Step 2: Convert to fraction form
    73.53/110.31 = 46.46/x
  3. Step 3: Cross multiply
    73.53x = 110.31 × 46.46
  4. Step 4: Simplify right side
    73.53x = 5,125.00
  5. Step 5: Solve for x
    x = 5,125.00/73.53
  6. Step 6: Final answer
    x = 69.70

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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.