Home / 58,738.04-81,057.66-31,879.86

Finding the Fourth Proportional to 58,738.04, 81,057.66 and 31,879.86

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Solution

The fourth proportional to 58,738.04, 81,057.66 and 31,879.86 is: 43,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.04 : 81,057.66 = 31,879.86 : x
  2. Step 2: Convert to fraction form
    58,738.04/81,057.66 = 31,879.86/x
  3. Step 3: Cross multiply
    58,738.04x = 81,057.66 × 31,879.86
  4. Step 4: Simplify right side
    58,738.04x = 2,584,106,288.04
  5. Step 5: Solve for x
    x = 2,584,106,288.04/58,738.04
  6. Step 6: Final answer
    x = 43,993.75

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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.