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Finding the Fourth Proportional to 10,493.87, 14,482.07 and 5,956.87

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Solution

The fourth proportional to 10,493.87, 14,482.07 and 5,956.87 is: 8,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.87 : 14,482.07 = 5,956.87 : x
  2. Step 2: Convert to fraction form
    10,493.87/14,482.07 = 5,956.87/x
  3. Step 3: Cross multiply
    10,493.87x = 14,482.07 × 5,956.87
  4. Step 4: Simplify right side
    10,493.87x = 86,267,787.01
  5. Step 5: Solve for x
    x = 86,267,787.01/10,493.87
  6. Step 6: Final answer
    x = 8,220.78

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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.