Home / 132,095.25-198,101.30-43,328.12

Finding the Fourth Proportional to 132,095.25, 198,101.30 and 43,328.12

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Solution

The fourth proportional to 132,095.25, 198,101.30 and 43,328.12 is: 64,978.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,095.25 : 198,101.30 = 43,328.12 : x
  2. Step 2: Convert to fraction form
    132,095.25/198,101.30 = 43,328.12/x
  3. Step 3: Cross multiply
    132,095.25x = 198,101.30 × 43,328.12
  4. Step 4: Simplify right side
    132,095.25x = 8,583,355,691.41
  5. Step 5: Solve for x
    x = 8,583,355,691.41/132,095.25
  6. Step 6: Final answer
    x = 64,978.53

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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.