Home / 71,370.24-107,060.67-21,446.34

Finding the Fourth Proportional to 71,370.24, 107,060.67 and 21,446.34

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Solution

The fourth proportional to 71,370.24, 107,060.67 and 21,446.34 is: 32,171.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,370.24 : 107,060.67 = 21,446.34 : x
  2. Step 2: Convert to fraction form
    71,370.24/107,060.67 = 21,446.34/x
  3. Step 3: Cross multiply
    71,370.24x = 107,060.67 × 21,446.34
  4. Step 4: Simplify right side
    71,370.24x = 2,296,059,529.45
  5. Step 5: Solve for x
    x = 2,296,059,529.45/71,370.24
  6. Step 6: Final answer
    x = 32,171.11

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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.