Home / 211,910.43-292,306.69-125,811.01

Finding the Fourth Proportional to 211,910.43, 292,306.69 and 125,811.01

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Solution

The fourth proportional to 211,910.43, 292,306.69 and 125,811.01 is: 173,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,910.43 : 292,306.69 = 125,811.01 : x
  2. Step 2: Convert to fraction form
    211,910.43/292,306.69 = 125,811.01/x
  3. Step 3: Cross multiply
    211,910.43x = 292,306.69 × 125,811.01
  4. Step 4: Simplify right side
    211,910.43x = 36,775,399,898.66
  5. Step 5: Solve for x
    x = 36,775,399,898.66/211,910.43
  6. Step 6: Final answer
    x = 173,542.19

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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.