Home / 40,372.83-60,552.09-12,286.08

Finding the Fourth Proportional to 40,372.83, 60,552.09 and 12,286.08

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Solution

The fourth proportional to 40,372.83, 60,552.09 and 12,286.08 is: 18,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.83 : 60,552.09 = 12,286.08 : x
  2. Step 2: Convert to fraction form
    40,372.83/60,552.09 = 12,286.08/x
  3. Step 3: Cross multiply
    40,372.83x = 60,552.09 × 12,286.08
  4. Step 4: Simplify right side
    40,372.83x = 743,947,821.91
  5. Step 5: Solve for x
    x = 743,947,821.91/40,372.83
  6. Step 6: Final answer
    x = 18,426.94

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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.