Home / 150,168.74-225,364.08-120,939.35

Finding the Fourth Proportional to 150,168.74, 225,364.08 and 120,939.35

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Solution

The fourth proportional to 150,168.74, 225,364.08 and 120,939.35 is: 181,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,168.74 : 225,364.08 = 120,939.35 : x
  2. Step 2: Convert to fraction form
    150,168.74/225,364.08 = 120,939.35/x
  3. Step 3: Cross multiply
    150,168.74x = 225,364.08 × 120,939.35
  4. Step 4: Simplify right side
    150,168.74x = 27,255,385,348.55
  5. Step 5: Solve for x
    x = 27,255,385,348.55/150,168.74
  6. Step 6: Final answer
    x = 181,498.40

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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.