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Finding the Fourth Proportional to 110,963.30, 166,330.13 and 54,728.24

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Solution

The fourth proportional to 110,963.30, 166,330.13 and 54,728.24 is: 82,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,963.30 : 166,330.13 = 54,728.24 : x
  2. Step 2: Convert to fraction form
    110,963.30/166,330.13 = 54,728.24/x
  3. Step 3: Cross multiply
    110,963.30x = 166,330.13 × 54,728.24
  4. Step 4: Simplify right side
    110,963.30x = 9,102,954,168.58
  5. Step 5: Solve for x
    x = 9,102,954,168.58/110,963.30
  6. Step 6: Final answer
    x = 82,035.72

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1.5x scale

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.