Home / 69,199.06-95,474.94-38,973.80

Finding the Fourth Proportional to 69,199.06, 95,474.94 and 38,973.80

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Solution

The fourth proportional to 69,199.06, 95,474.94 and 38,973.80 is: 53,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,199.06 : 95,474.94 = 38,973.80 : x
  2. Step 2: Convert to fraction form
    69,199.06/95,474.94 = 38,973.80/x
  3. Step 3: Cross multiply
    69,199.06x = 95,474.94 × 38,973.80
  4. Step 4: Simplify right side
    69,199.06x = 3,721,021,216.57
  5. Step 5: Solve for x
    x = 3,721,021,216.57/69,199.06
  6. Step 6: Final answer
    x = 53,772.71

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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.