Home / 49,844.86-68,783.34-28,331.80

Finding the Fourth Proportional to 49,844.86, 68,783.34 and 28,331.80

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Solution

The fourth proportional to 49,844.86, 68,783.34 and 28,331.80 is: 39,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.86 : 68,783.34 = 28,331.80 : x
  2. Step 2: Convert to fraction form
    49,844.86/68,783.34 = 28,331.80/x
  3. Step 3: Cross multiply
    49,844.86x = 68,783.34 × 28,331.80
  4. Step 4: Simplify right side
    49,844.86x = 1,948,755,832.21
  5. Step 5: Solve for x
    x = 1,948,755,832.21/49,844.86
  6. Step 6: Final answer
    x = 39,096.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.