Home / 226,520.88-312,592.19-124,546.23

Finding the Fourth Proportional to 226,520.88, 312,592.19 and 124,546.23

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Solution

The fourth proportional to 226,520.88, 312,592.19 and 124,546.23 is: 171,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,520.88 : 312,592.19 = 124,546.23 : x
  2. Step 2: Convert to fraction form
    226,520.88/312,592.19 = 124,546.23/x
  3. Step 3: Cross multiply
    226,520.88x = 312,592.19 × 124,546.23
  4. Step 4: Simplify right side
    226,520.88x = 38,932,178,791.94
  5. Step 5: Solve for x
    x = 38,932,178,791.94/226,520.88
  6. Step 6: Final answer
    x = 171,870.16

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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.