Home / 226,540.88-312,633.18-124,561.06

Finding the Fourth Proportional to 226,540.88, 312,633.18 and 124,561.06

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Solution

The fourth proportional to 226,540.88, 312,633.18 and 124,561.06 is: 171,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,540.88 : 312,633.18 = 124,561.06 : x
  2. Step 2: Convert to fraction form
    226,540.88/312,633.18 = 124,561.06/x
  3. Step 3: Cross multiply
    226,540.88x = 312,633.18 × 124,561.06
  4. Step 4: Simplify right side
    226,540.88x = 38,941,920,291.97
  5. Step 5: Solve for x
    x = 38,941,920,291.97/226,540.88
  6. Step 6: Final answer
    x = 171,897.98

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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.