Home / 226,415.38-312,456.46-124,450.27

Finding the Fourth Proportional to 226,415.38, 312,456.46 and 124,450.27

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Solution

The fourth proportional to 226,415.38, 312,456.46 and 124,450.27 is: 171,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,415.38 : 312,456.46 = 124,450.27 : x
  2. Step 2: Convert to fraction form
    226,415.38/312,456.46 = 124,450.27/x
  3. Step 3: Cross multiply
    226,415.38x = 312,456.46 × 124,450.27
  4. Step 4: Simplify right side
    226,415.38x = 38,885,290,965.81
  5. Step 5: Solve for x
    x = 38,885,290,965.81/226,415.38
  6. Step 6: Final answer
    x = 171,743.15

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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.