Home / 49,500.78-74,249.94-14,440.74

Finding the Fourth Proportional to 49,500.78, 74,249.94 and 14,440.74

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Solution

The fourth proportional to 49,500.78, 74,249.94 and 14,440.74 is: 21,660.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,500.78 : 74,249.94 = 14,440.74 : x
  2. Step 2: Convert to fraction form
    49,500.78/74,249.94 = 14,440.74/x
  3. Step 3: Cross multiply
    49,500.78x = 74,249.94 × 14,440.74
  4. Step 4: Simplify right side
    49,500.78x = 1,072,224,078.56
  5. Step 5: Solve for x
    x = 1,072,224,078.56/49,500.78
  6. Step 6: Final answer
    x = 21,660.75

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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.