Home / 150,261.48-207,108.90-119,949.66

Finding the Fourth Proportional to 150,261.48, 207,108.90 and 119,949.66

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Solution

The fourth proportional to 150,261.48, 207,108.90 and 119,949.66 is: 165,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,261.48 : 207,108.90 = 119,949.66 : x
  2. Step 2: Convert to fraction form
    150,261.48/207,108.90 = 119,949.66/x
  3. Step 3: Cross multiply
    150,261.48x = 207,108.90 × 119,949.66
  4. Step 4: Simplify right side
    150,261.48x = 24,842,642,137.97
  5. Step 5: Solve for x
    x = 24,842,642,137.97/150,261.48
  6. Step 6: Final answer
    x = 165,329.41

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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.