Home / 187,371.35-258,499.83-119,376.15

Finding the Fourth Proportional to 187,371.35, 258,499.83 and 119,376.15

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Solution

The fourth proportional to 187,371.35, 258,499.83 and 119,376.15 is: 164,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,371.35 : 258,499.83 = 119,376.15 : x
  2. Step 2: Convert to fraction form
    187,371.35/258,499.83 = 119,376.15/x
  3. Step 3: Cross multiply
    187,371.35x = 258,499.83 × 119,376.15
  4. Step 4: Simplify right side
    187,371.35x = 30,858,714,481.05
  5. Step 5: Solve for x
    x = 30,858,714,481.05/187,371.35
  6. Step 6: Final answer
    x = 164,692.81

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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.