Home / 83,427.58-125,115.22-27,254.89

Finding the Fourth Proportional to 83,427.58, 125,115.22 and 27,254.89

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Solution

The fourth proportional to 83,427.58, 125,115.22 and 27,254.89 is: 40,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,427.58 : 125,115.22 = 27,254.89 : x
  2. Step 2: Convert to fraction form
    83,427.58/125,115.22 = 27,254.89/x
  3. Step 3: Cross multiply
    83,427.58x = 125,115.22 × 27,254.89
  4. Step 4: Simplify right side
    83,427.58x = 3,410,001,558.43
  5. Step 5: Solve for x
    x = 3,410,001,558.43/83,427.58
  6. Step 6: Final answer
    x = 40,873.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.