Home / 49,843.43-74,764.97-12,403.50

Finding the Fourth Proportional to 49,843.43, 74,764.97 and 12,403.50

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Solution

The fourth proportional to 49,843.43, 74,764.97 and 12,403.50 is: 18,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,843.43 : 74,764.97 = 12,403.50 : x
  2. Step 2: Convert to fraction form
    49,843.43/74,764.97 = 12,403.50/x
  3. Step 3: Cross multiply
    49,843.43x = 74,764.97 × 12,403.50
  4. Step 4: Simplify right side
    49,843.43x = 927,347,056.04
  5. Step 5: Solve for x
    x = 927,347,056.04/49,843.43
  6. Step 6: Final answer
    x = 18,605.20

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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.