Home / 63,727.14-87,945.71-36,508.09

Finding the Fourth Proportional to 63,727.14, 87,945.71 and 36,508.09

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Solution

The fourth proportional to 63,727.14, 87,945.71 and 36,508.09 is: 50,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.14 : 87,945.71 = 36,508.09 : x
  2. Step 2: Convert to fraction form
    63,727.14/87,945.71 = 36,508.09/x
  3. Step 3: Cross multiply
    63,727.14x = 87,945.71 × 36,508.09
  4. Step 4: Simplify right side
    63,727.14x = 3,210,729,895.79
  5. Step 5: Solve for x
    x = 3,210,729,895.79/63,727.14
  6. Step 6: Final answer
    x = 50,382.46

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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.