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Finding the Fourth Proportional to 58.68, 81 and 44.10

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Solution

The fourth proportional to 58.68, 81 and 44.10 is: 60.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.68 : 81 = 44.10 : x
  2. Step 2: Convert to fraction form
    58.68/81 = 44.10/x
  3. Step 3: Cross multiply
    58.68x = 81 × 44.10
  4. Step 4: Simplify right side
    58.68x = 3,572.10
  5. Step 5: Solve for x
    x = 3,572.10/58.68
  6. Step 6: Final answer
    x = 60.87

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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.