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Finding the Fourth Proportional to 51,380.73, 70,899.71 and 29,024.73

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Solution

The fourth proportional to 51,380.73, 70,899.71 and 29,024.73 is: 40,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,380.73 : 70,899.71 = 29,024.73 : x
  2. Step 2: Convert to fraction form
    51,380.73/70,899.71 = 29,024.73/x
  3. Step 3: Cross multiply
    51,380.73x = 70,899.71 × 29,024.73
  4. Step 4: Simplify right side
    51,380.73x = 2,057,844,794.70
  5. Step 5: Solve for x
    x = 2,057,844,794.70/51,380.73
  6. Step 6: Final answer
    x = 40,050.91

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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.