Home / 314,474.20-433,976.43-171,234.81

Finding the Fourth Proportional to 314,474.20, 433,976.43 and 171,234.81

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Solution

The fourth proportional to 314,474.20, 433,976.43 and 171,234.81 is: 236,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,474.20 : 433,976.43 = 171,234.81 : x
  2. Step 2: Convert to fraction form
    314,474.20/433,976.43 = 171,234.81/x
  3. Step 3: Cross multiply
    314,474.20x = 433,976.43 × 171,234.81
  4. Step 4: Simplify right side
    314,474.20x = 74,311,872,177.66
  5. Step 5: Solve for x
    x = 74,311,872,177.66/314,474.20
  6. Step 6: Final answer
    x = 236,305.15

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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.