Home / 414,549.24-621,754.30-115,060.25

Finding the Fourth Proportional to 414,549.24, 621,754.30 and 115,060.25

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Solution

The fourth proportional to 414,549.24, 621,754.30 and 115,060.25 is: 172,571.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,549.24 : 621,754.30 = 115,060.25 : x
  2. Step 2: Convert to fraction form
    414,549.24/621,754.30 = 115,060.25/x
  3. Step 3: Cross multiply
    414,549.24x = 621,754.30 × 115,060.25
  4. Step 4: Simplify right side
    414,549.24x = 71,539,201,512.50
  5. Step 5: Solve for x
    x = 71,539,201,512.50/414,549.24
  6. Step 6: Final answer
    x = 172,571.06

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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.