Home / 69,369.20-95,729.74-37,538.09

Finding the Fourth Proportional to 69,369.20, 95,729.74 and 37,538.09

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Solution

The fourth proportional to 69,369.20, 95,729.74 and 37,538.09 is: 51,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,369.20 : 95,729.74 = 37,538.09 : x
  2. Step 2: Convert to fraction form
    69,369.20/95,729.74 = 37,538.09/x
  3. Step 3: Cross multiply
    69,369.20x = 95,729.74 × 37,538.09
  4. Step 4: Simplify right side
    69,369.20x = 3,593,511,741.28
  5. Step 5: Solve for x
    x = 3,593,511,741.28/69,369.20
  6. Step 6: Final answer
    x = 51,802.70

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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.