Home / 320,112.21-441,753.94-176,871.24

Finding the Fourth Proportional to 320,112.21, 441,753.94 and 176,871.24

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Solution

The fourth proportional to 320,112.21, 441,753.94 and 176,871.24 is: 244,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,112.21 : 441,753.94 = 176,871.24 : x
  2. Step 2: Convert to fraction form
    320,112.21/441,753.94 = 176,871.24/x
  3. Step 3: Cross multiply
    320,112.21x = 441,753.94 × 176,871.24
  4. Step 4: Simplify right side
    320,112.21x = 78,133,567,142.69
  5. Step 5: Solve for x
    x = 78,133,567,142.69/320,112.21
  6. Step 6: Final answer
    x = 244,081.81

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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.