Home / 86,251.35-119,008.89-50,434.41

Finding the Fourth Proportional to 86,251.35, 119,008.89 and 50,434.41

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Solution

The fourth proportional to 86,251.35, 119,008.89 and 50,434.41 is: 69,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,251.35 : 119,008.89 = 50,434.41 : x
  2. Step 2: Convert to fraction form
    86,251.35/119,008.89 = 50,434.41/x
  3. Step 3: Cross multiply
    86,251.35x = 119,008.89 × 50,434.41
  4. Step 4: Simplify right side
    86,251.35x = 6,002,143,151.90
  5. Step 5: Solve for x
    x = 6,002,143,151.90/86,251.35
  6. Step 6: Final answer
    x = 69,588.98

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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.