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Finding the Fourth Proportional to 175.44, 263.16 and 59.88

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Solution

The fourth proportional to 175.44, 263.16 and 59.88 is: 89.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.44 : 263.16 = 59.88 : x
  2. Step 2: Convert to fraction form
    175.44/263.16 = 59.88/x
  3. Step 3: Cross multiply
    175.44x = 263.16 × 59.88
  4. Step 4: Simplify right side
    175.44x = 15,758.02
  5. Step 5: Solve for x
    x = 15,758.02/175.44
  6. Step 6: Final answer
    x = 89.82

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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.