Home / 226,529.91-312,604.65-124,555.28

Finding the Fourth Proportional to 226,529.91, 312,604.65 and 124,555.28

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Solution

The fourth proportional to 226,529.91, 312,604.65 and 124,555.28 is: 171,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,529.91 : 312,604.65 = 124,555.28 : x
  2. Step 2: Convert to fraction form
    226,529.91/312,604.65 = 124,555.28/x
  3. Step 3: Cross multiply
    226,529.91x = 312,604.65 × 124,555.28
  4. Step 4: Simplify right side
    226,529.91x = 38,936,558,147.03
  5. Step 5: Solve for x
    x = 38,936,558,147.03/226,529.91
  6. Step 6: Final answer
    x = 171,882.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.