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Finding the Fourth Proportional to 195.01, 292.66 and 73.28

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Solution

The fourth proportional to 195.01, 292.66 and 73.28 is: 109.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.01 : 292.66 = 73.28 : x
  2. Step 2: Convert to fraction form
    195.01/292.66 = 73.28/x
  3. Step 3: Cross multiply
    195.01x = 292.66 × 73.28
  4. Step 4: Simplify right side
    195.01x = 21,446.26
  5. Step 5: Solve for x
    x = 21,446.26/195.01
  6. Step 6: Final answer
    x = 109.98

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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.