Home / 214,898.22-322,346.94-57,126.66

Finding the Fourth Proportional to 214,898.22, 322,346.94 and 57,126.66

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Solution

The fourth proportional to 214,898.22, 322,346.94 and 57,126.66 is: 85,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,898.22 : 322,346.94 = 57,126.66 : x
  2. Step 2: Convert to fraction form
    214,898.22/322,346.94 = 57,126.66/x
  3. Step 3: Cross multiply
    214,898.22x = 322,346.94 × 57,126.66
  4. Step 4: Simplify right side
    214,898.22x = 18,414,604,043.42
  5. Step 5: Solve for x
    x = 18,414,604,043.42/214,898.22
  6. Step 6: Final answer
    x = 85,689.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.