Home / 48,511.26-72,766.89-13,450.92

Finding the Fourth Proportional to 48,511.26, 72,766.89 and 13,450.92

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Solution

The fourth proportional to 48,511.26, 72,766.89 and 13,450.92 is: 20,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511.26 : 72,766.89 = 13,450.92 : x
  2. Step 2: Convert to fraction form
    48,511.26/72,766.89 = 13,450.92/x
  3. Step 3: Cross multiply
    48,511.26x = 72,766.89 × 13,450.92
  4. Step 4: Simplify right side
    48,511.26x = 978,781,616.04
  5. Step 5: Solve for x
    x = 978,781,616.04/48,511.26
  6. Step 6: Final answer
    x = 20,176.38

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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.