Home / 86,586.68-119,516.84-50,791.16

Finding the Fourth Proportional to 86,586.68, 119,516.84 and 50,791.16

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Solution

The fourth proportional to 86,586.68, 119,516.84 and 50,791.16 is: 70,107.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,586.68 : 119,516.84 = 50,791.16 : x
  2. Step 2: Convert to fraction form
    86,586.68/119,516.84 = 50,791.16/x
  3. Step 3: Cross multiply
    86,586.68x = 119,516.84 × 50,791.16
  4. Step 4: Simplify right side
    86,586.68x = 6,070,398,091.59
  5. Step 5: Solve for x
    x = 6,070,398,091.59/86,586.68
  6. Step 6: Final answer
    x = 70,107.76

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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.