Home / 177,829.41-266,816.21-77,936.97

Finding the Fourth Proportional to 177,829.41, 266,816.21 and 77,936.97

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Solution

The fourth proportional to 177,829.41, 266,816.21 and 77,936.97 is: 116,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,829.41 : 266,816.21 = 77,936.97 : x
  2. Step 2: Convert to fraction form
    177,829.41/266,816.21 = 77,936.97/x
  3. Step 3: Cross multiply
    177,829.41x = 266,816.21 × 77,936.97
  4. Step 4: Simplify right side
    177,829.41x = 20,794,846,954.28
  5. Step 5: Solve for x
    x = 20,794,846,954.28/177,829.41
  6. Step 6: Final answer
    x = 116,937.05

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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.