Home / 253,772.91-350,180.96-151,778.12

Finding the Fourth Proportional to 253,772.91, 350,180.96 and 151,778.12

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Solution

The fourth proportional to 253,772.91, 350,180.96 and 151,778.12 is: 209,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,772.91 : 350,180.96 = 151,778.12 : x
  2. Step 2: Convert to fraction form
    253,772.91/350,180.96 = 151,778.12/x
  3. Step 3: Cross multiply
    253,772.91x = 350,180.96 × 151,778.12
  4. Step 4: Simplify right side
    253,772.91x = 53,149,805,258.80
  5. Step 5: Solve for x
    x = 53,149,805,258.80/253,772.91
  6. Step 6: Final answer
    x = 209,438.45

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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.