Home / 150,169.74-225,365.58-120,940.35

Finding the Fourth Proportional to 150,169.74, 225,365.58 and 120,940.35

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Solution

The fourth proportional to 150,169.74, 225,365.58 and 120,940.35 is: 181,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,169.74 : 225,365.58 = 120,940.35 : x
  2. Step 2: Convert to fraction form
    150,169.74/225,365.58 = 120,940.35/x
  3. Step 3: Cross multiply
    150,169.74x = 225,365.58 × 120,940.35
  4. Step 4: Simplify right side
    150,169.74x = 27,255,792,123.15
  5. Step 5: Solve for x
    x = 27,255,792,123.15/150,169.74
  6. Step 6: Final answer
    x = 181,499.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.