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Finding the Fourth Proportional to 6,923.88, 9,562.91 and 5,043.87

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Solution

The fourth proportional to 6,923.88, 9,562.91 and 5,043.87 is: 6,966.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.88 : 9,562.91 = 5,043.87 : x
  2. Step 2: Convert to fraction form
    6,923.88/9,562.91 = 5,043.87/x
  3. Step 3: Cross multiply
    6,923.88x = 9,562.91 × 5,043.87
  4. Step 4: Simplify right side
    6,923.88x = 48,234,078.01
  5. Step 5: Solve for x
    x = 48,234,078.01/6,923.88
  6. Step 6: Final answer
    x = 6,966.34

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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.