Home / 225,356.03-338,079.16-83,202.17

Finding the Fourth Proportional to 225,356.03, 338,079.16 and 83,202.17

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Solution

The fourth proportional to 225,356.03, 338,079.16 and 83,202.17 is: 124,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,356.03 : 338,079.16 = 83,202.17 : x
  2. Step 2: Convert to fraction form
    225,356.03/338,079.16 = 83,202.17/x
  3. Step 3: Cross multiply
    225,356.03x = 338,079.16 × 83,202.17
  4. Step 4: Simplify right side
    225,356.03x = 28,128,919,825.07
  5. Step 5: Solve for x
    x = 28,128,919,825.07/225,356.03
  6. Step 6: Final answer
    x = 124,819.91

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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.