Home / 177,343.37-266,007.61-82,540.95

Finding the Fourth Proportional to 177,343.37, 266,007.61 and 82,540.95

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Solution

The fourth proportional to 177,343.37, 266,007.61 and 82,540.95 is: 123,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,343.37 : 266,007.61 = 82,540.95 : x
  2. Step 2: Convert to fraction form
    177,343.37/266,007.61 = 82,540.95/x
  3. Step 3: Cross multiply
    177,343.37x = 266,007.61 × 82,540.95
  4. Step 4: Simplify right side
    177,343.37x = 21,956,519,300.24
  5. Step 5: Solve for x
    x = 21,956,519,300.24/177,343.37
  6. Step 6: Final answer
    x = 123,807.95

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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.