Home / 251,849.43-347,446.14-166,818.87

Finding the Fourth Proportional to 251,849.43, 347,446.14 and 166,818.87

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Solution

The fourth proportional to 251,849.43, 347,446.14 and 166,818.87 is: 230,139.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,849.43 : 347,446.14 = 166,818.87 : x
  2. Step 2: Convert to fraction form
    251,849.43/347,446.14 = 166,818.87/x
  3. Step 3: Cross multiply
    251,849.43x = 347,446.14 × 166,818.87
  4. Step 4: Simplify right side
    251,849.43x = 57,960,572,460.66
  5. Step 5: Solve for x
    x = 57,960,572,460.66/251,849.43
  6. Step 6: Final answer
    x = 230,139.78

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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.