Home / 143,932.94-215,899.41-50,438.69

Finding the Fourth Proportional to 143,932.94, 215,899.41 and 50,438.69

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Solution

The fourth proportional to 143,932.94, 215,899.41 and 50,438.69 is: 75,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,932.94 : 215,899.41 = 50,438.69 : x
  2. Step 2: Convert to fraction form
    143,932.94/215,899.41 = 50,438.69/x
  3. Step 3: Cross multiply
    143,932.94x = 215,899.41 × 50,438.69
  4. Step 4: Simplify right side
    143,932.94x = 10,889,683,412.17
  5. Step 5: Solve for x
    x = 10,889,683,412.17/143,932.94
  6. Step 6: Final answer
    x = 75,658.04

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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.