Home / 193,249.81-266,561.94-139,613.59

Finding the Fourth Proportional to 193,249.81, 266,561.94 and 139,613.59

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Solution

The fourth proportional to 193,249.81, 266,561.94 and 139,613.59 is: 192,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,249.81 : 266,561.94 = 139,613.59 : x
  2. Step 2: Convert to fraction form
    193,249.81/266,561.94 = 139,613.59/x
  3. Step 3: Cross multiply
    193,249.81x = 266,561.94 × 139,613.59
  4. Step 4: Simplify right side
    193,249.81x = 37,215,669,400.76
  5. Step 5: Solve for x
    x = 37,215,669,400.76/193,249.81
  6. Step 6: Final answer
    x = 192,578.04

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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.