Home / 107,019.73-160,531.15-50,865.57

Finding the Fourth Proportional to 107,019.73, 160,531.15 and 50,865.57

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Solution

The fourth proportional to 107,019.73, 160,531.15 and 50,865.57 is: 76,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,019.73 : 160,531.15 = 50,865.57 : x
  2. Step 2: Convert to fraction form
    107,019.73/160,531.15 = 50,865.57/x
  3. Step 3: Cross multiply
    107,019.73x = 160,531.15 × 50,865.57
  4. Step 4: Simplify right side
    107,019.73x = 8,165,507,644.85
  5. Step 5: Solve for x
    x = 8,165,507,644.85/107,019.73
  6. Step 6: Final answer
    x = 76,299.09

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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.