Home / 57,024.94-78,691.24-31,529.83

Finding the Fourth Proportional to 57,024.94, 78,691.24 and 31,529.83

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Solution

The fourth proportional to 57,024.94, 78,691.24 and 31,529.83 is: 43,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,024.94 : 78,691.24 = 31,529.83 : x
  2. Step 2: Convert to fraction form
    57,024.94/78,691.24 = 31,529.83/x
  3. Step 3: Cross multiply
    57,024.94x = 78,691.24 × 31,529.83
  4. Step 4: Simplify right side
    57,024.94x = 2,481,121,419.69
  5. Step 5: Solve for x
    x = 2,481,121,419.69/57,024.94
  6. Step 6: Final answer
    x = 43,509.41

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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.