Home / 248,760.74-343,338.81-173,265.50

Finding the Fourth Proportional to 248,760.74, 343,338.81 and 173,265.50

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Solution

The fourth proportional to 248,760.74, 343,338.81 and 173,265.50 is: 239,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,760.74 : 343,338.81 = 173,265.50 : x
  2. Step 2: Convert to fraction form
    248,760.74/343,338.81 = 173,265.50/x
  3. Step 3: Cross multiply
    248,760.74x = 343,338.81 × 173,265.50
  4. Step 4: Simplify right side
    248,760.74x = 59,488,770,584.06
  5. Step 5: Solve for x
    x = 59,488,770,584.06/248,760.74
  6. Step 6: Final answer
    x = 239,140.51

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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.