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Finding the Fourth Proportional to 164.01, 245.89 and 95.47

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Solution

The fourth proportional to 164.01, 245.89 and 95.47 is: 143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.01 : 245.89 = 95.47 : x
  2. Step 2: Convert to fraction form
    164.01/245.89 = 95.47/x
  3. Step 3: Cross multiply
    164.01x = 245.89 × 95.47
  4. Step 4: Simplify right side
    164.01x = 23,474.26
  5. Step 5: Solve for x
    x = 23,474.26/164.01
  6. Step 6: Final answer
    x = 143.13

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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.