Home / 131,001.55-196,514.67-36,227.90

Finding the Fourth Proportional to 131,001.55, 196,514.67 and 36,227.90

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Solution

The fourth proportional to 131,001.55, 196,514.67 and 36,227.90 is: 54,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,001.55 : 196,514.67 = 36,227.90 : x
  2. Step 2: Convert to fraction form
    131,001.55/196,514.67 = 36,227.90/x
  3. Step 3: Cross multiply
    131,001.55x = 196,514.67 × 36,227.90
  4. Step 4: Simplify right side
    131,001.55x = 7,119,313,813.29
  5. Step 5: Solve for x
    x = 7,119,313,813.29/131,001.55
  6. Step 6: Final answer
    x = 54,345.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.