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Finding the Fourth Proportional to 73.54, 101.46 and 48.95

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Solution

The fourth proportional to 73.54, 101.46 and 48.95 is: 67.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.54 : 101.46 = 48.95 : x
  2. Step 2: Convert to fraction form
    73.54/101.46 = 48.95/x
  3. Step 3: Cross multiply
    73.54x = 101.46 × 48.95
  4. Step 4: Simplify right side
    73.54x = 4,966.47
  5. Step 5: Solve for x
    x = 4,966.47/73.54
  6. Step 6: Final answer
    x = 67.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.