Home / 131,301.14-196,935.31-36,538.43

Finding the Fourth Proportional to 131,301.14, 196,935.31 and 36,538.43

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Solution

The fourth proportional to 131,301.14, 196,935.31 and 36,538.43 is: 54,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,301.14 : 196,935.31 = 36,538.43 : x
  2. Step 2: Convert to fraction form
    131,301.14/196,935.31 = 36,538.43/x
  3. Step 3: Cross multiply
    131,301.14x = 196,935.31 × 36,538.43
  4. Step 4: Simplify right side
    131,301.14x = 7,195,707,439.96
  5. Step 5: Solve for x
    x = 7,195,707,439.96/131,301.14
  6. Step 6: Final answer
    x = 54,803.08

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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.