Home / 414,141.04-621,108.96-177,456.88

Finding the Fourth Proportional to 414,141.04, 621,108.96 and 177,456.88

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Solution

The fourth proportional to 414,141.04, 621,108.96 and 177,456.88 is: 266,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,141.04 : 621,108.96 = 177,456.88 : x
  2. Step 2: Convert to fraction form
    414,141.04/621,108.96 = 177,456.88/x
  3. Step 3: Cross multiply
    414,141.04x = 621,108.96 × 177,456.88
  4. Step 4: Simplify right side
    414,141.04x = 110,220,058,181.65
  5. Step 5: Solve for x
    x = 110,220,058,181.65/414,141.04
  6. Step 6: Final answer
    x = 266,141.36

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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.