Home / 226,179.36-338,816.52-136,172.16

Finding the Fourth Proportional to 226,179.36, 338,816.52 and 136,172.16

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Solution

The fourth proportional to 226,179.36, 338,816.52 and 136,172.16 is: 203,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,179.36 : 338,816.52 = 136,172.16 : x
  2. Step 2: Convert to fraction form
    226,179.36/338,816.52 = 136,172.16/x
  3. Step 3: Cross multiply
    226,179.36x = 338,816.52 × 136,172.16
  4. Step 4: Simplify right side
    226,179.36x = 46,137,377,372.08
  5. Step 5: Solve for x
    x = 46,137,377,372.08/226,179.36
  6. Step 6: Final answer
    x = 203,985.80

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1.5x scale

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.