Home / 196,027.74-270,514.71-109,988.31

Finding the Fourth Proportional to 196,027.74, 270,514.71 and 109,988.31

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Solution

The fourth proportional to 196,027.74, 270,514.71 and 109,988.31 is: 151,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,027.74 : 270,514.71 = 109,988.31 : x
  2. Step 2: Convert to fraction form
    196,027.74/270,514.71 = 109,988.31/x
  3. Step 3: Cross multiply
    196,027.74x = 270,514.71 × 109,988.31
  4. Step 4: Simplify right side
    196,027.74x = 29,753,455,783.04
  5. Step 5: Solve for x
    x = 29,753,455,783.04/196,027.74
  6. Step 6: Final answer
    x = 151,781.86

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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.