Home / 248,894.04-343,480.86-135,723

Finding the Fourth Proportional to 248,894.04, 343,480.86 and 135,723

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Solution

The fourth proportional to 248,894.04, 343,480.86 and 135,723 is: 187,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,894.04 : 343,480.86 = 135,723 : x
  2. Step 2: Convert to fraction form
    248,894.04/343,480.86 = 135,723/x
  3. Step 3: Cross multiply
    248,894.04x = 343,480.86 × 135,723
  4. Step 4: Simplify right side
    248,894.04x = 46,618,252,761.78
  5. Step 5: Solve for x
    x = 46,618,252,761.78/248,894.04
  6. Step 6: Final answer
    x = 187,301.60

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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.