Home / 150,401.25-207,553.77-89,974.44

Finding the Fourth Proportional to 150,401.25, 207,553.77 and 89,974.44

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Solution

The fourth proportional to 150,401.25, 207,553.77 and 89,974.44 is: 124,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,401.25 : 207,553.77 = 89,974.44 : x
  2. Step 2: Convert to fraction form
    150,401.25/207,553.77 = 89,974.44/x
  3. Step 3: Cross multiply
    150,401.25x = 207,553.77 × 89,974.44
  4. Step 4: Simplify right side
    150,401.25x = 18,674,534,225.64
  5. Step 5: Solve for x
    x = 18,674,534,225.64/150,401.25
  6. Step 6: Final answer
    x = 124,164.75

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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.