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Finding the Fourth Proportional to 58.23, 80.35 and 36.41

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Solution

The fourth proportional to 58.23, 80.35 and 36.41 is: 50.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.23 : 80.35 = 36.41 : x
  2. Step 2: Convert to fraction form
    58.23/80.35 = 36.41/x
  3. Step 3: Cross multiply
    58.23x = 80.35 × 36.41
  4. Step 4: Simplify right side
    58.23x = 2,925.05
  5. Step 5: Solve for x
    x = 2,925.05/58.23
  6. Step 6: Final answer
    x = 50.23

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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.