Home / 132,203.18-198,236.72-53,296.22

Finding the Fourth Proportional to 132,203.18, 198,236.72 and 53,296.22

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Solution

The fourth proportional to 132,203.18, 198,236.72 and 53,296.22 is: 79,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,203.18 : 198,236.72 = 53,296.22 : x
  2. Step 2: Convert to fraction form
    132,203.18/198,236.72 = 53,296.22/x
  3. Step 3: Cross multiply
    132,203.18x = 198,236.72 × 53,296.22
  4. Step 4: Simplify right side
    132,203.18x = 10,565,267,841.20
  5. Step 5: Solve for x
    x = 10,565,267,841.20/132,203.18
  6. Step 6: Final answer
    x = 79,916.90

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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.