Home / 56,725.31-85,087.94-23,408.75

Finding the Fourth Proportional to 56,725.31, 85,087.94 and 23,408.75

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Solution

The fourth proportional to 56,725.31, 85,087.94 and 23,408.75 is: 35,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,725.31 : 85,087.94 = 23,408.75 : x
  2. Step 2: Convert to fraction form
    56,725.31/85,087.94 = 23,408.75/x
  3. Step 3: Cross multiply
    56,725.31x = 85,087.94 × 23,408.75
  4. Step 4: Simplify right side
    56,725.31x = 1,991,801,772.99
  5. Step 5: Solve for x
    x = 1,991,801,772.99/56,725.31
  6. Step 6: Final answer
    x = 35,113.11

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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.