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Finding the Fourth Proportional to 58.03, 86.92 and 44.33

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Solution

The fourth proportional to 58.03, 86.92 and 44.33 is: 66.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.03 : 86.92 = 44.33 : x
  2. Step 2: Convert to fraction form
    58.03/86.92 = 44.33/x
  3. Step 3: Cross multiply
    58.03x = 86.92 × 44.33
  4. Step 4: Simplify right side
    58.03x = 3,852.62
  5. Step 5: Solve for x
    x = 3,852.62/58.03
  6. Step 6: Final answer
    x = 66.39

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Why These Related Problems?

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