Home / 228,027.42-314,709.12-131,229.32

Finding the Fourth Proportional to 228,027.42, 314,709.12 and 131,229.32

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Solution

The fourth proportional to 228,027.42, 314,709.12 and 131,229.32 is: 181,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,027.42 : 314,709.12 = 131,229.32 : x
  2. Step 2: Convert to fraction form
    228,027.42/314,709.12 = 131,229.32/x
  3. Step 3: Cross multiply
    228,027.42x = 314,709.12 × 131,229.32
  4. Step 4: Simplify right side
    228,027.42x = 41,299,062,241.85
  5. Step 5: Solve for x
    x = 41,299,062,241.85/228,027.42
  6. Step 6: Final answer
    x = 181,114.46

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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.