Home / 70,936.55-106,381.45-25,947.69

Finding the Fourth Proportional to 70,936.55, 106,381.45 and 25,947.69

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Solution

The fourth proportional to 70,936.55, 106,381.45 and 25,947.69 is: 38,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,936.55 : 106,381.45 = 25,947.69 : x
  2. Step 2: Convert to fraction form
    70,936.55/106,381.45 = 25,947.69/x
  3. Step 3: Cross multiply
    70,936.55x = 106,381.45 × 25,947.69
  4. Step 4: Simplify right side
    70,936.55x = 2,760,352,886.35
  5. Step 5: Solve for x
    x = 2,760,352,886.35/70,936.55
  6. Step 6: Final answer
    x = 38,912.98

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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.