Home / 129,249.51-193,836.60-50,344.98

Finding the Fourth Proportional to 129,249.51, 193,836.60 and 50,344.98

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Solution

The fourth proportional to 129,249.51, 193,836.60 and 50,344.98 is: 75,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,249.51 : 193,836.60 = 50,344.98 : x
  2. Step 2: Convert to fraction form
    129,249.51/193,836.60 = 50,344.98/x
  3. Step 3: Cross multiply
    129,249.51x = 193,836.60 × 50,344.98
  4. Step 4: Simplify right side
    129,249.51x = 9,758,699,750.27
  5. Step 5: Solve for x
    x = 9,758,699,750.27/129,249.51
  6. Step 6: Final answer
    x = 75,502.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.