Home / 226,004.77-311,865.96-134,108.21

Finding the Fourth Proportional to 226,004.77, 311,865.96 and 134,108.21

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Solution

The fourth proportional to 226,004.77, 311,865.96 and 134,108.21 is: 185,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,004.77 : 311,865.96 = 134,108.21 : x
  2. Step 2: Convert to fraction form
    226,004.77/311,865.96 = 134,108.21/x
  3. Step 3: Cross multiply
    226,004.77x = 311,865.96 × 134,108.21
  4. Step 4: Simplify right side
    226,004.77x = 41,823,785,655.53
  5. Step 5: Solve for x
    x = 41,823,785,655.53/226,004.77
  6. Step 6: Final answer
    x = 185,057.09

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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.