Home / 150,400.62-207,533.07-89,949.20

Finding the Fourth Proportional to 150,400.62, 207,533.07 and 89,949.20

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Solution

The fourth proportional to 150,400.62, 207,533.07 and 89,949.20 is: 124,118.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,400.62 : 207,533.07 = 89,949.20 : x
  2. Step 2: Convert to fraction form
    150,400.62/207,533.07 = 89,949.20/x
  3. Step 3: Cross multiply
    150,400.62x = 207,533.07 × 89,949.20
  4. Step 4: Simplify right side
    150,400.62x = 18,667,432,582.38
  5. Step 5: Solve for x
    x = 18,667,432,582.38/150,400.62
  6. Step 6: Final answer
    x = 124,118.06

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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.