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Finding the Fourth Proportional to 69,352.43, 103,944.98 and 33,760.40

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Solution

The fourth proportional to 69,352.43, 103,944.98 and 33,760.40 is: 50,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.43 : 103,944.98 = 33,760.40 : x
  2. Step 2: Convert to fraction form
    69,352.43/103,944.98 = 33,760.40/x
  3. Step 3: Cross multiply
    69,352.43x = 103,944.98 × 33,760.40
  4. Step 4: Simplify right side
    69,352.43x = 3,509,223,714.94
  5. Step 5: Solve for x
    x = 3,509,223,714.94/69,352.43
  6. Step 6: Final answer
    x = 50,599.87

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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.