Home / 451,424.23-676,939.48-170,744.65

Finding the Fourth Proportional to 451,424.23, 676,939.48 and 170,744.65

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Solution

The fourth proportional to 451,424.23, 676,939.48 and 170,744.65 is: 256,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,424.23 : 676,939.48 = 170,744.65 : x
  2. Step 2: Convert to fraction form
    451,424.23/676,939.48 = 170,744.65/x
  3. Step 3: Cross multiply
    451,424.23x = 676,939.48 × 170,744.65
  4. Step 4: Simplify right side
    451,424.23x = 115,583,790,345.36
  5. Step 5: Solve for x
    x = 115,583,790,345.36/451,424.23
  6. Step 6: Final answer
    x = 256,042.51

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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.