Home / 188,232.36-259,761.06-103,354.80

Finding the Fourth Proportional to 188,232.36, 259,761.06 and 103,354.80

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Solution

The fourth proportional to 188,232.36, 259,761.06 and 103,354.80 is: 142,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,232.36 : 259,761.06 = 103,354.80 : x
  2. Step 2: Convert to fraction form
    188,232.36/259,761.06 = 103,354.80/x
  3. Step 3: Cross multiply
    188,232.36x = 259,761.06 × 103,354.80
  4. Step 4: Simplify right side
    188,232.36x = 26,847,552,404.09
  5. Step 5: Solve for x
    x = 26,847,552,404.09/188,232.36
  6. Step 6: Final answer
    x = 142,629.85

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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.