Home / 150,241.32-207,318.66-89,799.96

Finding the Fourth Proportional to 150,241.32, 207,318.66 and 89,799.96

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Solution

The fourth proportional to 150,241.32, 207,318.66 and 89,799.96 is: 123,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,241.32 : 207,318.66 = 89,799.96 : x
  2. Step 2: Convert to fraction form
    150,241.32/207,318.66 = 89,799.96/x
  3. Step 3: Cross multiply
    150,241.32x = 207,318.66 × 89,799.96
  4. Step 4: Simplify right side
    150,241.32x = 18,617,207,375.25
  5. Step 5: Solve for x
    x = 18,617,207,375.25/150,241.32
  6. Step 6: Final answer
    x = 123,915.36

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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.