Home / 181,305.79-271,917.67-68,945.93

Finding the Fourth Proportional to 181,305.79, 271,917.67 and 68,945.93

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Solution

The fourth proportional to 181,305.79, 271,917.67 and 68,945.93 is: 103,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,305.79 : 271,917.67 = 68,945.93 : x
  2. Step 2: Convert to fraction form
    181,305.79/271,917.67 = 68,945.93/x
  3. Step 3: Cross multiply
    181,305.79x = 271,917.67 × 68,945.93
  4. Step 4: Simplify right side
    181,305.79x = 18,747,616,641.58
  5. Step 5: Solve for x
    x = 18,747,616,641.58/181,305.79
  6. Step 6: Final answer
    x = 103,403.30

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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.