Home / 131,310.27-196,948.96-36,547.56

Finding the Fourth Proportional to 131,310.27, 196,948.96 and 36,547.56

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Solution

The fourth proportional to 131,310.27, 196,948.96 and 36,547.56 is: 54,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,310.27 : 196,948.96 = 36,547.56 : x
  2. Step 2: Convert to fraction form
    131,310.27/196,948.96 = 36,547.56/x
  3. Step 3: Cross multiply
    131,310.27x = 196,948.96 × 36,547.56
  4. Step 4: Simplify right side
    131,310.27x = 7,198,003,932.54
  5. Step 5: Solve for x
    x = 7,198,003,932.54/131,310.27
  6. Step 6: Final answer
    x = 54,816.76

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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.