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Finding the Fourth Proportional to 40,296.30, 60,422.85 and 16,896.30

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Solution

The fourth proportional to 40,296.30, 60,422.85 and 16,896.30 is: 25,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.30 : 60,422.85 = 16,896.30 : x
  2. Step 2: Convert to fraction form
    40,296.30/60,422.85 = 16,896.30/x
  3. Step 3: Cross multiply
    40,296.30x = 60,422.85 × 16,896.30
  4. Step 4: Simplify right side
    40,296.30x = 1,020,922,600.46
  5. Step 5: Solve for x
    x = 1,020,922,600.46/40,296.30
  6. Step 6: Final answer
    x = 25,335.39

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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.