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Finding the Fourth Proportional to 22,357.30, 33,535.88 and 5,717.34

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Solution

The fourth proportional to 22,357.30, 33,535.88 and 5,717.34 is: 8,575.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,357.30 : 33,535.88 = 5,717.34 : x
  2. Step 2: Convert to fraction form
    22,357.30/33,535.88 = 5,717.34/x
  3. Step 3: Cross multiply
    22,357.30x = 33,535.88 × 5,717.34
  4. Step 4: Simplify right side
    22,357.30x = 191,736,028.16
  5. Step 5: Solve for x
    x = 191,736,028.16/22,357.30
  6. Step 6: Final answer
    x = 8,575.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.