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Finding the Fourth Proportional to 58.10, 80.03 and 44.99

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Solution

The fourth proportional to 58.10, 80.03 and 44.99 is: 61.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.10 : 80.03 = 44.99 : x
  2. Step 2: Convert to fraction form
    58.10/80.03 = 44.99/x
  3. Step 3: Cross multiply
    58.10x = 80.03 × 44.99
  4. Step 4: Simplify right side
    58.10x = 3,599.92
  5. Step 5: Solve for x
    x = 3,599.92/58.10
  6. Step 6: Final answer
    x = 61.97

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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.