Home / 226,028.72-311,962.60-149,549.36

Finding the Fourth Proportional to 226,028.72, 311,962.60 and 149,549.36

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Solution

The fourth proportional to 226,028.72, 311,962.60 and 149,549.36 is: 206,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,028.72 : 311,962.60 = 149,549.36 : x
  2. Step 2: Convert to fraction form
    226,028.72/311,962.60 = 149,549.36/x
  3. Step 3: Cross multiply
    226,028.72x = 311,962.60 × 149,549.36
  4. Step 4: Simplify right side
    226,028.72x = 46,653,807,173.94
  5. Step 5: Solve for x
    x = 46,653,807,173.94/226,028.72
  6. Step 6: Final answer
    x = 206,406.55

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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.