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Finding the Fourth Proportional to 54,662.70, 82,032.45 and 23,520.30

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Solution

The fourth proportional to 54,662.70, 82,032.45 and 23,520.30 is: 35,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,662.70 : 82,032.45 = 23,520.30 : x
  2. Step 2: Convert to fraction form
    54,662.70/82,032.45 = 23,520.30/x
  3. Step 3: Cross multiply
    54,662.70x = 82,032.45 × 23,520.30
  4. Step 4: Simplify right side
    54,662.70x = 1,929,427,833.74
  5. Step 5: Solve for x
    x = 1,929,427,833.74/54,662.70
  6. Step 6: Final answer
    x = 35,296.97

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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.