Home / 227,038.64-313,313.28-131,600.72

Finding the Fourth Proportional to 227,038.64, 313,313.28 and 131,600.72

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Solution

The fourth proportional to 227,038.64, 313,313.28 and 131,600.72 is: 181,608.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,038.64 : 313,313.28 = 131,600.72 : x
  2. Step 2: Convert to fraction form
    227,038.64/313,313.28 = 131,600.72/x
  3. Step 3: Cross multiply
    227,038.64x = 313,313.28 × 131,600.72
  4. Step 4: Simplify right side
    227,038.64x = 41,232,253,233.56
  5. Step 5: Solve for x
    x = 41,232,253,233.56/227,038.64
  6. Step 6: Final answer
    x = 181,608.97

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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.