Home / 248,792.80-343,333.20-135,615.56

Finding the Fourth Proportional to 248,792.80, 343,333.20 and 135,615.56

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Solution

The fourth proportional to 248,792.80, 343,333.20 and 135,615.56 is: 187,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,792.80 : 343,333.20 = 135,615.56 : x
  2. Step 2: Convert to fraction form
    248,792.80/343,333.20 = 135,615.56/x
  3. Step 3: Cross multiply
    248,792.80x = 343,333.20 × 135,615.56
  4. Step 4: Simplify right side
    248,792.80x = 46,561,324,184.59
  5. Step 5: Solve for x
    x = 46,561,324,184.59/248,792.80
  6. Step 6: Final answer
    x = 187,149.00

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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.