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Finding the Fourth Proportional to 22,348.32, 33,521.92 and 5,708.48

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Solution

The fourth proportional to 22,348.32, 33,521.92 and 5,708.48 is: 8,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,348.32 : 33,521.92 = 5,708.48 : x
  2. Step 2: Convert to fraction form
    22,348.32/33,521.92 = 5,708.48/x
  3. Step 3: Cross multiply
    22,348.32x = 33,521.92 × 5,708.48
  4. Step 4: Simplify right side
    22,348.32x = 191,359,209.88
  5. Step 5: Solve for x
    x = 191,359,209.88/22,348.32
  6. Step 6: Final answer
    x = 8,562.58

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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.