Home / 188,232.66-259,761.50-103,355.18

Finding the Fourth Proportional to 188,232.66, 259,761.50 and 103,355.18

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Solution

The fourth proportional to 188,232.66, 259,761.50 and 103,355.18 is: 142,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,232.66 : 259,761.50 = 103,355.18 : x
  2. Step 2: Convert to fraction form
    188,232.66/259,761.50 = 103,355.18/x
  3. Step 3: Cross multiply
    188,232.66x = 259,761.50 × 103,355.18
  4. Step 4: Simplify right side
    188,232.66x = 26,847,696,589.57
  5. Step 5: Solve for x
    x = 26,847,696,589.57/188,232.66
  6. Step 6: Final answer
    x = 142,630.38

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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.