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Finding the Fourth Proportional to 69,714.30, 96,206.02 and 37,883.20

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Solution

The fourth proportional to 69,714.30, 96,206.02 and 37,883.20 is: 52,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,714.30 : 96,206.02 = 37,883.20 : x
  2. Step 2: Convert to fraction form
    69,714.30/96,206.02 = 37,883.20/x
  3. Step 3: Cross multiply
    69,714.30x = 96,206.02 × 37,883.20
  4. Step 4: Simplify right side
    69,714.30x = 3,644,591,896.86
  5. Step 5: Solve for x
    x = 3,644,591,896.86/69,714.30
  6. Step 6: Final answer
    x = 52,278.97

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1.5x scale

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.