Home / 150,400.28-207,552.42-89,973.44

Finding the Fourth Proportional to 150,400.28, 207,552.42 and 89,973.44

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Solution

The fourth proportional to 150,400.28, 207,552.42 and 89,973.44 is: 124,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,400.28 : 207,552.42 = 89,973.44 : x
  2. Step 2: Convert to fraction form
    150,400.28/207,552.42 = 89,973.44/x
  3. Step 3: Cross multiply
    150,400.28x = 207,552.42 × 89,973.44
  4. Step 4: Simplify right side
    150,400.28x = 18,674,205,207.72
  5. Step 5: Solve for x
    x = 18,674,205,207.72/150,400.28
  6. Step 6: Final answer
    x = 124,163.37

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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.