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Finding the Fourth Proportional to 22,052.61, 33,079.41 and 7,261.20

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Solution

The fourth proportional to 22,052.61, 33,079.41 and 7,261.20 is: 10,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.61 : 33,079.41 = 7,261.20 : x
  2. Step 2: Convert to fraction form
    22,052.61/33,079.41 = 7,261.20/x
  3. Step 3: Cross multiply
    22,052.61x = 33,079.41 × 7,261.20
  4. Step 4: Simplify right side
    22,052.61x = 240,196,211.89
  5. Step 5: Solve for x
    x = 240,196,211.89/22,052.61
  6. Step 6: Final answer
    x = 10,891.96

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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.