Home / 226,540.40-312,633.77-124,573.59

Finding the Fourth Proportional to 226,540.40, 312,633.77 and 124,573.59

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Solution

The fourth proportional to 226,540.40, 312,633.77 and 124,573.59 is: 171,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,540.40 : 312,633.77 = 124,573.59 : x
  2. Step 2: Convert to fraction form
    226,540.40/312,633.77 = 124,573.59/x
  3. Step 3: Cross multiply
    226,540.40x = 312,633.77 × 124,573.59
  4. Step 4: Simplify right side
    226,540.40x = 38,945,910,461.27
  5. Step 5: Solve for x
    x = 38,945,910,461.27/226,540.40
  6. Step 6: Final answer
    x = 171,915.96

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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.