Home / 69,375.16-95,740.46-39,161.56

Finding the Fourth Proportional to 69,375.16, 95,740.46 and 39,161.56

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Solution

The fourth proportional to 69,375.16, 95,740.46 and 39,161.56 is: 54,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,375.16 : 95,740.46 = 39,161.56 : x
  2. Step 2: Convert to fraction form
    69,375.16/95,740.46 = 39,161.56/x
  3. Step 3: Cross multiply
    69,375.16x = 95,740.46 × 39,161.56
  4. Step 4: Simplify right side
    69,375.16x = 3,749,345,094.21
  5. Step 5: Solve for x
    x = 3,749,345,094.21/69,375.16
  6. Step 6: Final answer
    x = 54,044.49

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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.