Home / 150,217.98-207,297.27-86,591.58

Finding the Fourth Proportional to 150,217.98, 207,297.27 and 86,591.58

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Solution

The fourth proportional to 150,217.98, 207,297.27 and 86,591.58 is: 119,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,217.98 : 207,297.27 = 86,591.58 : x
  2. Step 2: Convert to fraction form
    150,217.98/207,297.27 = 86,591.58/x
  3. Step 3: Cross multiply
    150,217.98x = 207,297.27 × 86,591.58
  4. Step 4: Simplify right side
    150,217.98x = 17,950,198,138.99
  5. Step 5: Solve for x
    x = 17,950,198,138.99/150,217.98
  6. Step 6: Final answer
    x = 119,494.34

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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.