Home / 283,747.86-391,502.43-186,940.98

Finding the Fourth Proportional to 283,747.86, 391,502.43 and 186,940.98

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Solution

The fourth proportional to 283,747.86, 391,502.43 and 186,940.98 is: 257,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,747.86 : 391,502.43 = 186,940.98 : x
  2. Step 2: Convert to fraction form
    283,747.86/391,502.43 = 186,940.98/x
  3. Step 3: Cross multiply
    283,747.86x = 391,502.43 × 186,940.98
  4. Step 4: Simplify right side
    283,747.86x = 73,187,847,936.58
  5. Step 5: Solve for x
    x = 73,187,847,936.58/283,747.86
  6. Step 6: Final answer
    x = 257,932.69

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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.