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Finding the Fourth Proportional to 184.13, 254.15 and 114.15

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Solution

The fourth proportional to 184.13, 254.15 and 114.15 is: 157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.13 : 254.15 = 114.15 : x
  2. Step 2: Convert to fraction form
    184.13/254.15 = 114.15/x
  3. Step 3: Cross multiply
    184.13x = 254.15 × 114.15
  4. Step 4: Simplify right side
    184.13x = 29,011.08
  5. Step 5: Solve for x
    x = 29,011.08/184.13
  6. Step 6: Final answer
    x = 157.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.