Home / 132,228.88-198,355.92-43,483.12

Finding the Fourth Proportional to 132,228.88, 198,355.92 and 43,483.12

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Solution

The fourth proportional to 132,228.88, 198,355.92 and 43,483.12 is: 65,228.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,228.88 : 198,355.92 = 43,483.12 : x
  2. Step 2: Convert to fraction form
    132,228.88/198,355.92 = 43,483.12/x
  3. Step 3: Cross multiply
    132,228.88x = 198,355.92 × 43,483.12
  4. Step 4: Simplify right side
    132,228.88x = 8,625,134,272.07
  5. Step 5: Solve for x
    x = 8,625,134,272.07/132,228.88
  6. Step 6: Final answer
    x = 65,228.82

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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.