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Finding the Fourth Proportional to 58.08, 80.08 and 44.24

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Solution

The fourth proportional to 58.08, 80.08 and 44.24 is: 61.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.08 : 80.08 = 44.24 : x
  2. Step 2: Convert to fraction form
    58.08/80.08 = 44.24/x
  3. Step 3: Cross multiply
    58.08x = 80.08 × 44.24
  4. Step 4: Simplify right side
    58.08x = 3,542.74
  5. Step 5: Solve for x
    x = 3,542.74/58.08
  6. Step 6: Final answer
    x = 61.00

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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.