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Finding the Fourth Proportional to 60.17, 82.36 and 58.32

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Solution

The fourth proportional to 60.17, 82.36 and 58.32 is: 79.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.17 : 82.36 = 58.32 : x
  2. Step 2: Convert to fraction form
    60.17/82.36 = 58.32/x
  3. Step 3: Cross multiply
    60.17x = 82.36 × 58.32
  4. Step 4: Simplify right side
    60.17x = 4,803.31
  5. Step 5: Solve for x
    x = 4,803.31/60.17
  6. Step 6: Final answer
    x = 79.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.