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Finding the Fourth Proportional to 23,625.60, 35,491.20 and 19,737.60

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Solution

The fourth proportional to 23,625.60, 35,491.20 and 19,737.60 is: 29,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,625.60 : 35,491.20 = 19,737.60 : x
  2. Step 2: Convert to fraction form
    23,625.60/35,491.20 = 19,737.60/x
  3. Step 3: Cross multiply
    23,625.60x = 35,491.20 × 19,737.60
  4. Step 4: Simplify right side
    23,625.60x = 700,511,109.12
  5. Step 5: Solve for x
    x = 700,511,109.12/23,625.60
  6. Step 6: Final answer
    x = 29,650.51

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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.