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Finding the Fourth Proportional to 22,235.67, 33,353.51 and 10,542.51

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Solution

The fourth proportional to 22,235.67, 33,353.51 and 10,542.51 is: 15,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.67 : 33,353.51 = 10,542.51 : x
  2. Step 2: Convert to fraction form
    22,235.67/33,353.51 = 10,542.51/x
  3. Step 3: Cross multiply
    22,235.67x = 33,353.51 × 10,542.51
  4. Step 4: Simplify right side
    22,235.67x = 351,629,660.00
  5. Step 5: Solve for x
    x = 351,629,660.00/22,235.67
  6. Step 6: Final answer
    x = 15,813.77

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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.