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Finding the Fourth Proportional to 187,379.84, 258,616.82 and 181,151.88

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Solution

The fourth proportional to 187,379.84, 258,616.82 and 181,151.88 is: 250,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,379.84 : 258,616.82 = 181,151.88 : x
  2. Step 2: Convert to fraction form
    187,379.84/258,616.82 = 181,151.88/x
  3. Step 3: Cross multiply
    187,379.84x = 258,616.82 × 181,151.88
  4. Step 4: Simplify right side
    187,379.84x = 46,848,923,142.62
  5. Step 5: Solve for x
    x = 46,848,923,142.62/187,379.84
  6. Step 6: Final answer
    x = 250,021.15

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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.