Home / 58,620.36-80,896.17-31,762.86

Finding the Fourth Proportional to 58,620.36, 80,896.17 and 31,762.86

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Solution

The fourth proportional to 58,620.36, 80,896.17 and 31,762.86 is: 43,832.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,620.36 : 80,896.17 = 31,762.86 : x
  2. Step 2: Convert to fraction form
    58,620.36/80,896.17 = 31,762.86/x
  3. Step 3: Cross multiply
    58,620.36x = 80,896.17 × 31,762.86
  4. Step 4: Simplify right side
    58,620.36x = 2,569,493,722.25
  5. Step 5: Solve for x
    x = 2,569,493,722.25/58,620.36
  6. Step 6: Final answer
    x = 43,832.79

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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.