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Finding the Fourth Proportional to 22,029.12, 33,040.08 and 7,237.44

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Solution

The fourth proportional to 22,029.12, 33,040.08 and 7,237.44 is: 10,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.12 : 33,040.08 = 7,237.44 : x
  2. Step 2: Convert to fraction form
    22,029.12/33,040.08 = 7,237.44/x
  3. Step 3: Cross multiply
    22,029.12x = 33,040.08 × 7,237.44
  4. Step 4: Simplify right side
    22,029.12x = 239,125,596.60
  5. Step 5: Solve for x
    x = 239,125,596.60/22,029.12
  6. Step 6: Final answer
    x = 10,854.98

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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.