Home / 166,741.20-230,102.97-90,260.05

Finding the Fourth Proportional to 166,741.20, 230,102.97 and 90,260.05

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Solution

The fourth proportional to 166,741.20, 230,102.97 and 90,260.05 is: 124,558.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,741.20 : 230,102.97 = 90,260.05 : x
  2. Step 2: Convert to fraction form
    166,741.20/230,102.97 = 90,260.05/x
  3. Step 3: Cross multiply
    166,741.20x = 230,102.97 × 90,260.05
  4. Step 4: Simplify right side
    166,741.20x = 20,769,105,577.35
  5. Step 5: Solve for x
    x = 20,769,105,577.35/166,741.20
  6. Step 6: Final answer
    x = 124,558.93

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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.