Home / 188,331.21-282,496.82-118,259.73

Finding the Fourth Proportional to 188,331.21, 282,496.82 and 118,259.73

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Solution

The fourth proportional to 188,331.21, 282,496.82 and 118,259.73 is: 177,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,331.21 : 282,496.82 = 118,259.73 : x
  2. Step 2: Convert to fraction form
    188,331.21/282,496.82 = 118,259.73/x
  3. Step 3: Cross multiply
    188,331.21x = 282,496.82 × 118,259.73
  4. Step 4: Simplify right side
    188,331.21x = 33,407,997,067.76
  5. Step 5: Solve for x
    x = 33,407,997,067.76/188,331.21
  6. Step 6: Final answer
    x = 177,389.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.