Home / 226,514.86-312,583.89-124,540.21

Finding the Fourth Proportional to 226,514.86, 312,583.89 and 124,540.21

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Solution

The fourth proportional to 226,514.86, 312,583.89 and 124,540.21 is: 171,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,514.86 : 312,583.89 = 124,540.21 : x
  2. Step 2: Convert to fraction form
    226,514.86/312,583.89 = 124,540.21/x
  3. Step 3: Cross multiply
    226,514.86x = 312,583.89 × 124,540.21
  4. Step 4: Simplify right side
    226,514.86x = 38,929,264,160.97
  5. Step 5: Solve for x
    x = 38,929,264,160.97/226,514.86
  6. Step 6: Final answer
    x = 171,861.86

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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.