Home / 320,170.52-441,844.18-176,939.56

Finding the Fourth Proportional to 320,170.52, 441,844.18 and 176,939.56

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Solution

The fourth proportional to 320,170.52, 441,844.18 and 176,939.56 is: 244,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,170.52 : 441,844.18 = 176,939.56 : x
  2. Step 2: Convert to fraction form
    320,170.52/441,844.18 = 176,939.56/x
  3. Step 3: Cross multiply
    320,170.52x = 441,844.18 × 176,939.56
  4. Step 4: Simplify right side
    320,170.52x = 78,179,714,797.76
  5. Step 5: Solve for x
    x = 78,179,714,797.76/320,170.52
  6. Step 6: Final answer
    x = 244,181.49

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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.