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Finding the Fourth Proportional to 22,579.99, 33,870.33 and 8,546.63

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Solution

The fourth proportional to 22,579.99, 33,870.33 and 8,546.63 is: 12,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.99 : 33,870.33 = 8,546.63 : x
  2. Step 2: Convert to fraction form
    22,579.99/33,870.33 = 8,546.63/x
  3. Step 3: Cross multiply
    22,579.99x = 33,870.33 × 8,546.63
  4. Step 4: Simplify right side
    22,579.99x = 289,477,009.14
  5. Step 5: Solve for x
    x = 289,477,009.14/22,579.99
  6. Step 6: Final answer
    x = 12,820.07

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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.