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Finding the Fourth Proportional to 22,569.03, 33,852.20 and 7,777.62

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Solution

The fourth proportional to 22,569.03, 33,852.20 and 7,777.62 is: 11,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569.03 : 33,852.20 = 7,777.62 : x
  2. Step 2: Convert to fraction form
    22,569.03/33,852.20 = 7,777.62/x
  3. Step 3: Cross multiply
    22,569.03x = 33,852.20 × 7,777.62
  4. Step 4: Simplify right side
    22,569.03x = 263,289,508.88
  5. Step 5: Solve for x
    x = 263,289,508.88/22,569.03
  6. Step 6: Final answer
    x = 11,665.96

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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.