Home / 246,067.02-339,548.20-138,656.16

Finding the Fourth Proportional to 246,067.02, 339,548.20 and 138,656.16

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Solution

The fourth proportional to 246,067.02, 339,548.20 and 138,656.16 is: 191,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,067.02 : 339,548.20 = 138,656.16 : x
  2. Step 2: Convert to fraction form
    246,067.02/339,548.20 = 138,656.16/x
  3. Step 3: Cross multiply
    246,067.02x = 339,548.20 × 138,656.16
  4. Step 4: Simplify right side
    246,067.02x = 47,080,449,546.91
  5. Step 5: Solve for x
    x = 47,080,449,546.91/246,067.02
  6. Step 6: Final answer
    x = 191,331.81

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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.