Home / 69,613.29-96,063.57-37,781.64

Finding the Fourth Proportional to 69,613.29, 96,063.57 and 37,781.64

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Solution

The fourth proportional to 69,613.29, 96,063.57 and 37,781.64 is: 52,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613.29 : 96,063.57 = 37,781.64 : x
  2. Step 2: Convert to fraction form
    69,613.29/96,063.57 = 37,781.64/x
  3. Step 3: Cross multiply
    69,613.29x = 96,063.57 × 37,781.64
  4. Step 4: Simplify right side
    69,613.29x = 3,629,439,218.85
  5. Step 5: Solve for x
    x = 3,629,439,218.85/69,613.29
  6. Step 6: Final answer
    x = 52,137.16

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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.