Home / 248,700.83-343,207.04-135,523.58

Finding the Fourth Proportional to 248,700.83, 343,207.04 and 135,523.58

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Solution

The fourth proportional to 248,700.83, 343,207.04 and 135,523.58 is: 187,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,700.83 : 343,207.04 = 135,523.58 : x
  2. Step 2: Convert to fraction form
    248,700.83/343,207.04 = 135,523.58/x
  3. Step 3: Cross multiply
    248,700.83x = 343,207.04 × 135,523.58
  4. Step 4: Simplify right side
    248,700.83x = 46,512,644,348.35
  5. Step 5: Solve for x
    x = 46,512,644,348.35/248,700.83
  6. Step 6: Final answer
    x = 187,022.48

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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.