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Finding the Fourth Proportional to 195.49, 293.26 and 56.67

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Solution

The fourth proportional to 195.49, 293.26 and 56.67 is: 85.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.49 : 293.26 = 56.67 : x
  2. Step 2: Convert to fraction form
    195.49/293.26 = 56.67/x
  3. Step 3: Cross multiply
    195.49x = 293.26 × 56.67
  4. Step 4: Simplify right side
    195.49x = 16,619.04
  5. Step 5: Solve for x
    x = 16,619.04/195.49
  6. Step 6: Final answer
    x = 85.01

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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.