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Finding the Fourth Proportional to 73.02, 100.73 and 44.99

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Solution

The fourth proportional to 73.02, 100.73 and 44.99 is: 62.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.02 : 100.73 = 44.99 : x
  2. Step 2: Convert to fraction form
    73.02/100.73 = 44.99/x
  3. Step 3: Cross multiply
    73.02x = 100.73 × 44.99
  4. Step 4: Simplify right side
    73.02x = 4,531.84
  5. Step 5: Solve for x
    x = 4,531.84/73.02
  6. Step 6: Final answer
    x = 62.06

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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.