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Finding the Fourth Proportional to 60,920.84, 91,380.30 and 19,367.24

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Solution

The fourth proportional to 60,920.84, 91,380.30 and 19,367.24 is: 29,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,920.84 : 91,380.30 = 19,367.24 : x
  2. Step 2: Convert to fraction form
    60,920.84/91,380.30 = 19,367.24/x
  3. Step 3: Cross multiply
    60,920.84x = 91,380.30 × 19,367.24
  4. Step 4: Simplify right side
    60,920.84x = 1,769,784,201.37
  5. Step 5: Solve for x
    x = 1,769,784,201.37/60,920.84
  6. Step 6: Final answer
    x = 29,050.55

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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.