Home / 69,613.95-96,067.32-37,782.87

Finding the Fourth Proportional to 69,613.95, 96,067.32 and 37,782.87

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Solution

The fourth proportional to 69,613.95, 96,067.32 and 37,782.87 is: 52,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613.95 : 96,067.32 = 37,782.87 : x
  2. Step 2: Convert to fraction form
    69,613.95/96,067.32 = 37,782.87/x
  3. Step 3: Cross multiply
    69,613.95x = 96,067.32 × 37,782.87
  4. Step 4: Simplify right side
    69,613.95x = 3,629,699,062.81
  5. Step 5: Solve for x
    x = 3,629,699,062.81/69,613.95
  6. Step 6: Final answer
    x = 52,140.40

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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.