Home / 86,433.72-119,308.05-50,635.14

Finding the Fourth Proportional to 86,433.72, 119,308.05 and 50,635.14

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Solution

The fourth proportional to 86,433.72, 119,308.05 and 50,635.14 is: 69,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,433.72 : 119,308.05 = 50,635.14 : x
  2. Step 2: Convert to fraction form
    86,433.72/119,308.05 = 50,635.14/x
  3. Step 3: Cross multiply
    86,433.72x = 119,308.05 × 50,635.14
  4. Step 4: Simplify right side
    86,433.72x = 6,041,179,814.88
  5. Step 5: Solve for x
    x = 6,041,179,814.88/86,433.72
  6. Step 6: Final answer
    x = 69,893.78

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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.