Home / 171,568.56-236,723.40-131,327.76

Finding the Fourth Proportional to 171,568.56, 236,723.40 and 131,327.76

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Solution

The fourth proportional to 171,568.56, 236,723.40 and 131,327.76 is: 181,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,568.56 : 236,723.40 = 131,327.76 : x
  2. Step 2: Convert to fraction form
    171,568.56/236,723.40 = 131,327.76/x
  3. Step 3: Cross multiply
    171,568.56x = 236,723.40 × 131,327.76
  4. Step 4: Simplify right side
    171,568.56x = 31,088,353,861.58
  5. Step 5: Solve for x
    x = 31,088,353,861.58/171,568.56
  6. Step 6: Final answer
    x = 181,200.76

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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.