Home / 187,853.30-259,236.93-101,814.80

Finding the Fourth Proportional to 187,853.30, 259,236.93 and 101,814.80

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Solution

The fourth proportional to 187,853.30, 259,236.93 and 101,814.80 is: 140,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,853.30 : 259,236.93 = 101,814.80 : x
  2. Step 2: Convert to fraction form
    187,853.30/259,236.93 = 101,814.80/x
  3. Step 3: Cross multiply
    187,853.30x = 259,236.93 × 101,814.80
  4. Step 4: Simplify right side
    187,853.30x = 26,394,156,180.56
  5. Step 5: Solve for x
    x = 26,394,156,180.56/187,853.30
  6. Step 6: Final answer
    x = 140,504.09

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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.