Home / 149,915.45-206,863.34-96,273.12

Finding the Fourth Proportional to 149,915.45, 206,863.34 and 96,273.12

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Solution

The fourth proportional to 149,915.45, 206,863.34 and 96,273.12 is: 132,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,915.45 : 206,863.34 = 96,273.12 : x
  2. Step 2: Convert to fraction form
    149,915.45/206,863.34 = 96,273.12/x
  3. Step 3: Cross multiply
    149,915.45x = 206,863.34 × 96,273.12
  4. Step 4: Simplify right side
    149,915.45x = 19,915,378,674.06
  5. Step 5: Solve for x
    x = 19,915,378,674.06/149,915.45
  6. Step 6: Final answer
    x = 132,844.08

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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.