Home / 187,999.92-259,435.44-103,116.24

Finding the Fourth Proportional to 187,999.92, 259,435.44 and 103,116.24

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Solution

The fourth proportional to 187,999.92, 259,435.44 and 103,116.24 is: 142,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,999.92 : 259,435.44 = 103,116.24 : x
  2. Step 2: Convert to fraction form
    187,999.92/259,435.44 = 103,116.24/x
  3. Step 3: Cross multiply
    187,999.92x = 259,435.44 × 103,116.24
  4. Step 4: Simplify right side
    187,999.92x = 26,752,007,095.55
  5. Step 5: Solve for x
    x = 26,752,007,095.55/187,999.92
  6. Step 6: Final answer
    x = 142,297.97

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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.