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Finding the Fourth Proportional to 22,051.84, 33,061.92 and 7,252.48

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Solution

The fourth proportional to 22,051.84, 33,061.92 and 7,252.48 is: 10,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051.84 : 33,061.92 = 7,252.48 : x
  2. Step 2: Convert to fraction form
    22,051.84/33,061.92 = 7,252.48/x
  3. Step 3: Cross multiply
    22,051.84x = 33,061.92 × 7,252.48
  4. Step 4: Simplify right side
    22,051.84x = 239,780,913.56
  5. Step 5: Solve for x
    x = 239,780,913.56/22,051.84
  6. Step 6: Final answer
    x = 10,873.51

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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.