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Finding the Fourth Proportional to 21,694.60, 32,544.06 and 5,899.84

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Solution

The fourth proportional to 21,694.60, 32,544.06 and 5,899.84 is: 8,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.60 : 32,544.06 = 5,899.84 : x
  2. Step 2: Convert to fraction form
    21,694.60/32,544.06 = 5,899.84/x
  3. Step 3: Cross multiply
    21,694.60x = 32,544.06 × 5,899.84
  4. Step 4: Simplify right side
    21,694.60x = 192,004,746.95
  5. Step 5: Solve for x
    x = 192,004,746.95/21,694.60
  6. Step 6: Final answer
    x = 8,850.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.