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Finding the Fourth Proportional to 188.52, 282.80 and 60.24

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Solution

The fourth proportional to 188.52, 282.80 and 60.24 is: 90.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.52 : 282.80 = 60.24 : x
  2. Step 2: Convert to fraction form
    188.52/282.80 = 60.24/x
  3. Step 3: Cross multiply
    188.52x = 282.80 × 60.24
  4. Step 4: Simplify right side
    188.52x = 17,035.87
  5. Step 5: Solve for x
    x = 17,035.87/188.52
  6. Step 6: Final answer
    x = 90.37

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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.