Home / 104,183.60-143,764.82-58,865.50

Finding the Fourth Proportional to 104,183.60, 143,764.82 and 58,865.50

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Solution

The fourth proportional to 104,183.60, 143,764.82 and 58,865.50 is: 81,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183.60 : 143,764.82 = 58,865.50 : x
  2. Step 2: Convert to fraction form
    104,183.60/143,764.82 = 58,865.50/x
  3. Step 3: Cross multiply
    104,183.60x = 143,764.82 × 58,865.50
  4. Step 4: Simplify right side
    104,183.60x = 8,462,788,011.71
  5. Step 5: Solve for x
    x = 8,462,788,011.71/104,183.60
  6. Step 6: Final answer
    x = 81,229.56

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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.