Home / 132,171.56-198,241.84-43,403.21

Finding the Fourth Proportional to 132,171.56, 198,241.84 and 43,403.21

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Solution

The fourth proportional to 132,171.56, 198,241.84 and 43,403.21 is: 65,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,171.56 : 198,241.84 = 43,403.21 : x
  2. Step 2: Convert to fraction form
    132,171.56/198,241.84 = 43,403.21/x
  3. Step 3: Cross multiply
    132,171.56x = 198,241.84 × 43,403.21
  4. Step 4: Simplify right side
    132,171.56x = 8,604,332,018.76
  5. Step 5: Solve for x
    x = 8,604,332,018.76/132,171.56
  6. Step 6: Final answer
    x = 65,099.72

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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.