Home / 67,929.21-101,861.33-25,205.31

Finding the Fourth Proportional to 67,929.21, 101,861.33 and 25,205.31

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Solution

The fourth proportional to 67,929.21, 101,861.33 and 25,205.31 is: 37,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,929.21 : 101,861.33 = 25,205.31 : x
  2. Step 2: Convert to fraction form
    67,929.21/101,861.33 = 25,205.31/x
  3. Step 3: Cross multiply
    67,929.21x = 101,861.33 × 25,205.31
  4. Step 4: Simplify right side
    67,929.21x = 2,567,446,273.64
  5. Step 5: Solve for x
    x = 2,567,446,273.64/67,929.21
  6. Step 6: Final answer
    x = 37,795.91

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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.