Home / 57,257.37-85,830.20-27,263.54

Finding the Fourth Proportional to 57,257.37, 85,830.20 and 27,263.54

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Solution

The fourth proportional to 57,257.37, 85,830.20 and 27,263.54 is: 40,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.37 : 85,830.20 = 27,263.54 : x
  2. Step 2: Convert to fraction form
    57,257.37/85,830.20 = 27,263.54/x
  3. Step 3: Cross multiply
    57,257.37x = 85,830.20 × 27,263.54
  4. Step 4: Simplify right side
    57,257.37x = 2,340,035,090.91
  5. Step 5: Solve for x
    x = 2,340,035,090.91/57,257.37
  6. Step 6: Final answer
    x = 40,868.72

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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.