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Finding the Fourth Proportional to 182.51, 251.76 and 116.00

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Solution

The fourth proportional to 182.51, 251.76 and 116.00 is: 160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.51 : 251.76 = 116.00 : x
  2. Step 2: Convert to fraction form
    182.51/251.76 = 116.00/x
  3. Step 3: Cross multiply
    182.51x = 251.76 × 116.00
  4. Step 4: Simplify right side
    182.51x = 29,204.79
  5. Step 5: Solve for x
    x = 29,204.79/182.51
  6. Step 6: Final answer
    x = 160.02

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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.