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Finding the Fourth Proportional to 50,037.71, 68,763.03 and 47,724.83

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Solution

The fourth proportional to 50,037.71, 68,763.03 and 47,724.83 is: 65,584.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,037.71 : 68,763.03 = 47,724.83 : x
  2. Step 2: Convert to fraction form
    50,037.71/68,763.03 = 47,724.83/x
  3. Step 3: Cross multiply
    50,037.71x = 68,763.03 × 47,724.83
  4. Step 4: Simplify right side
    50,037.71x = 3,281,703,917.03
  5. Step 5: Solve for x
    x = 3,281,703,917.03/50,037.71
  6. Step 6: Final answer
    x = 65,584.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.