Home / 150,200.80-207,263.04-89,759.44

Finding the Fourth Proportional to 150,200.80, 207,263.04 and 89,759.44

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Solution

The fourth proportional to 150,200.80, 207,263.04 and 89,759.44 is: 123,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,200.80 : 207,263.04 = 89,759.44 : x
  2. Step 2: Convert to fraction form
    150,200.80/207,263.04 = 89,759.44/x
  3. Step 3: Cross multiply
    150,200.80x = 207,263.04 × 89,759.44
  4. Step 4: Simplify right side
    150,200.80x = 18,603,814,403.10
  5. Step 5: Solve for x
    x = 18,603,814,403.10/150,200.80
  6. Step 6: Final answer
    x = 123,859.62

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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.