Home / 226,376.20-312,003.72-165,818.14

Finding the Fourth Proportional to 226,376.20, 312,003.72 and 165,818.14

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Solution

The fourth proportional to 226,376.20, 312,003.72 and 165,818.14 is: 228,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,376.20 : 312,003.72 = 165,818.14 : x
  2. Step 2: Convert to fraction form
    226,376.20/312,003.72 = 165,818.14/x
  3. Step 3: Cross multiply
    226,376.20x = 312,003.72 × 165,818.14
  4. Step 4: Simplify right side
    226,376.20x = 51,735,876,523.48
  5. Step 5: Solve for x
    x = 51,735,876,523.48/226,376.20
  6. Step 6: Final answer
    x = 228,539.38

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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.