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Finding the Fourth Proportional to 50,574.74, 69,792.78 and 27,913.73

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Solution

The fourth proportional to 50,574.74, 69,792.78 and 27,913.73 is: 38,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,574.74 : 69,792.78 = 27,913.73 : x
  2. Step 2: Convert to fraction form
    50,574.74/69,792.78 = 27,913.73/x
  3. Step 3: Cross multiply
    50,574.74x = 69,792.78 × 27,913.73
  4. Step 4: Simplify right side
    50,574.74x = 1,948,176,467.91
  5. Step 5: Solve for x
    x = 1,948,176,467.91/50,574.74
  6. Step 6: Final answer
    x = 38,520.74

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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.