Home / 226,098.20-338,889.30-91,075.80

Finding the Fourth Proportional to 226,098.20, 338,889.30 and 91,075.80

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Solution

The fourth proportional to 226,098.20, 338,889.30 and 91,075.80 is: 136,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,098.20 : 338,889.30 = 91,075.80 : x
  2. Step 2: Convert to fraction form
    226,098.20/338,889.30 = 91,075.80/x
  3. Step 3: Cross multiply
    226,098.20x = 338,889.30 × 91,075.80
  4. Step 4: Simplify right side
    226,098.20x = 30,864,614,108.94
  5. Step 5: Solve for x
    x = 30,864,614,108.94/226,098.20
  6. Step 6: Final answer
    x = 136,509.77

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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.