Home / 226,012.10-311,876.06-134,115.54

Finding the Fourth Proportional to 226,012.10, 311,876.06 and 134,115.54

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Solution

The fourth proportional to 226,012.10, 311,876.06 and 134,115.54 is: 185,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,012.10 : 311,876.06 = 134,115.54 : x
  2. Step 2: Convert to fraction form
    226,012.10/311,876.06 = 134,115.54/x
  3. Step 3: Cross multiply
    226,012.10x = 311,876.06 × 134,115.54
  4. Step 4: Simplify right side
    226,012.10x = 41,827,426,199.97
  5. Step 5: Solve for x
    x = 41,827,426,199.97/226,012.10
  6. Step 6: Final answer
    x = 185,067.20

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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.