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Finding the Fourth Proportional to 73.99, 110.87 and 46.88

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Solution

The fourth proportional to 73.99, 110.87 and 46.88 is: 70.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.99 : 110.87 = 46.88 : x
  2. Step 2: Convert to fraction form
    73.99/110.87 = 46.88/x
  3. Step 3: Cross multiply
    73.99x = 110.87 × 46.88
  4. Step 4: Simplify right side
    73.99x = 5,197.07
  5. Step 5: Solve for x
    x = 5,197.07/73.99
  6. Step 6: Final answer
    x = 70.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.