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Finding the Fourth Proportional to 22,506.40, 33,761.52 and 5,868.64

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Solution

The fourth proportional to 22,506.40, 33,761.52 and 5,868.64 is: 8,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506.40 : 33,761.52 = 5,868.64 : x
  2. Step 2: Convert to fraction form
    22,506.40/33,761.52 = 5,868.64/x
  3. Step 3: Cross multiply
    22,506.40x = 33,761.52 × 5,868.64
  4. Step 4: Simplify right side
    22,506.40x = 198,134,206.73
  5. Step 5: Solve for x
    x = 198,134,206.73/22,506.40
  6. Step 6: Final answer
    x = 8,803.46

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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.