Home / 57,257.43-85,830.29-27,263.60

Finding the Fourth Proportional to 57,257.43, 85,830.29 and 27,263.60

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Solution

The fourth proportional to 57,257.43, 85,830.29 and 27,263.60 is: 40,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.43 : 85,830.29 = 27,263.60 : x
  2. Step 2: Convert to fraction form
    57,257.43/85,830.29 = 27,263.60/x
  3. Step 3: Cross multiply
    57,257.43x = 85,830.29 × 27,263.60
  4. Step 4: Simplify right side
    57,257.43x = 2,340,043,189.23
  5. Step 5: Solve for x
    x = 2,340,043,189.23/57,257.43
  6. Step 6: Final answer
    x = 40,868.82

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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.