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Finding the Fourth Proportional to 195.76, 293.57 and 58.76

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Solution

The fourth proportional to 195.76, 293.57 and 58.76 is: 88.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.76 : 293.57 = 58.76 : x
  2. Step 2: Convert to fraction form
    195.76/293.57 = 58.76/x
  3. Step 3: Cross multiply
    195.76x = 293.57 × 58.76
  4. Step 4: Simplify right side
    195.76x = 17,250.91
  5. Step 5: Solve for x
    x = 17,250.91/195.76
  6. Step 6: Final answer
    x = 88.12

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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.