Home / 414,227.52-621,271.92-114,738.24

Finding the Fourth Proportional to 414,227.52, 621,271.92 and 114,738.24

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Solution

The fourth proportional to 414,227.52, 621,271.92 and 114,738.24 is: 172,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,227.52 : 621,271.92 = 114,738.24 : x
  2. Step 2: Convert to fraction form
    414,227.52/621,271.92 = 114,738.24/x
  3. Step 3: Cross multiply
    414,227.52x = 621,271.92 × 114,738.24
  4. Step 4: Simplify right side
    414,227.52x = 71,283,646,662.22
  5. Step 5: Solve for x
    x = 71,283,646,662.22/414,227.52
  6. Step 6: Final answer
    x = 172,088.15

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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.