Home / 69,613.77-96,067.08-37,782.69

Finding the Fourth Proportional to 69,613.77, 96,067.08 and 37,782.69

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Solution

The fourth proportional to 69,613.77, 96,067.08 and 37,782.69 is: 52,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613.77 : 96,067.08 = 37,782.69 : x
  2. Step 2: Convert to fraction form
    69,613.77/96,067.08 = 37,782.69/x
  3. Step 3: Cross multiply
    69,613.77x = 96,067.08 × 37,782.69
  4. Step 4: Simplify right side
    69,613.77x = 3,629,672,702.85
  5. Step 5: Solve for x
    x = 3,629,672,702.85/69,613.77
  6. Step 6: Final answer
    x = 52,140.15

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1.5x scale

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.