Home / 132,257.60-198,399.48-43,475.12

Finding the Fourth Proportional to 132,257.60, 198,399.48 and 43,475.12

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Solution

The fourth proportional to 132,257.60, 198,399.48 and 43,475.12 is: 65,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,257.60 : 198,399.48 = 43,475.12 : x
  2. Step 2: Convert to fraction form
    132,257.60/198,399.48 = 43,475.12/x
  3. Step 3: Cross multiply
    132,257.60x = 198,399.48 × 43,475.12
  4. Step 4: Simplify right side
    132,257.60x = 8,625,441,200.94
  5. Step 5: Solve for x
    x = 8,625,441,200.94/132,257.60
  6. Step 6: Final answer
    x = 65,216.98

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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.