Home / 226,037.20-338,839.80-83,844.40

Finding the Fourth Proportional to 226,037.20, 338,839.80 and 83,844.40

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Solution

The fourth proportional to 226,037.20, 338,839.80 and 83,844.40 is: 125,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,037.20 : 338,839.80 = 83,844.40 : x
  2. Step 2: Convert to fraction form
    226,037.20/338,839.80 = 83,844.40/x
  3. Step 3: Cross multiply
    226,037.20x = 338,839.80 × 83,844.40
  4. Step 4: Simplify right side
    226,037.20x = 28,409,819,727.12
  5. Step 5: Solve for x
    x = 28,409,819,727.12/226,037.20
  6. Step 6: Final answer
    x = 125,686.48

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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.