Home / 49,003.98-67,621.68-27,786.66

Finding the Fourth Proportional to 49,003.98, 67,621.68 and 27,786.66

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Solution

The fourth proportional to 49,003.98, 67,621.68 and 27,786.66 is: 38,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,003.98 : 67,621.68 = 27,786.66 : x
  2. Step 2: Convert to fraction form
    49,003.98/67,621.68 = 27,786.66/x
  3. Step 3: Cross multiply
    49,003.98x = 67,621.68 × 27,786.66
  4. Step 4: Simplify right side
    49,003.98x = 1,878,980,630.79
  5. Step 5: Solve for x
    x = 1,878,980,630.79/49,003.98
  6. Step 6: Final answer
    x = 38,343.43

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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.