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Finding the Fourth Proportional to 22,026.81, 33,040.52 and 7,236.87

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Solution

The fourth proportional to 22,026.81, 33,040.52 and 7,236.87 is: 10,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.81 : 33,040.52 = 7,236.87 : x
  2. Step 2: Convert to fraction form
    22,026.81/33,040.52 = 7,236.87/x
  3. Step 3: Cross multiply
    22,026.81x = 33,040.52 × 7,236.87
  4. Step 4: Simplify right side
    22,026.81x = 239,109,911.79
  5. Step 5: Solve for x
    x = 239,109,911.79/22,026.81
  6. Step 6: Final answer
    x = 10,855.40

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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.