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Finding the Fourth Proportional to 20,232.52, 30,302.30 and 19,532.08

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Solution

The fourth proportional to 20,232.52, 30,302.30 and 19,532.08 is: 29,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.52 : 30,302.30 = 19,532.08 : x
  2. Step 2: Convert to fraction form
    20,232.52/30,302.30 = 19,532.08/x
  3. Step 3: Cross multiply
    20,232.52x = 30,302.30 × 19,532.08
  4. Step 4: Simplify right side
    20,232.52x = 591,866,947.78
  5. Step 5: Solve for x
    x = 591,866,947.78/20,232.52
  6. Step 6: Final answer
    x = 29,253.25

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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.