Home / 168,792.93-253,313.96-80,046.63

Finding the Fourth Proportional to 168,792.93, 253,313.96 and 80,046.63

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Solution

The fourth proportional to 168,792.93, 253,313.96 and 80,046.63 is: 120,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,792.93 : 253,313.96 = 80,046.63 : x
  2. Step 2: Convert to fraction form
    168,792.93/253,313.96 = 80,046.63/x
  3. Step 3: Cross multiply
    168,792.93x = 253,313.96 × 80,046.63
  4. Step 4: Simplify right side
    168,792.93x = 20,276,928,429.72
  5. Step 5: Solve for x
    x = 20,276,928,429.72/168,792.93
  6. Step 6: Final answer
    x = 120,129.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.