Home / 57,008.24-78,652.16-36,890.56

Finding the Fourth Proportional to 57,008.24, 78,652.16 and 36,890.56

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Solution

The fourth proportional to 57,008.24, 78,652.16 and 36,890.56 is: 50,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,008.24 : 78,652.16 = 36,890.56 : x
  2. Step 2: Convert to fraction form
    57,008.24/78,652.16 = 36,890.56/x
  3. Step 3: Cross multiply
    57,008.24x = 78,652.16 × 36,890.56
  4. Step 4: Simplify right side
    57,008.24x = 2,901,522,227.61
  5. Step 5: Solve for x
    x = 2,901,522,227.61/57,008.24
  6. Step 6: Final answer
    x = 50,896.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.