Home / 132,536.58-198,803.94-53,649.66

Finding the Fourth Proportional to 132,536.58, 198,803.94 and 53,649.66

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Solution

The fourth proportional to 132,536.58, 198,803.94 and 53,649.66 is: 80,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,536.58 : 198,803.94 = 53,649.66 : x
  2. Step 2: Convert to fraction form
    132,536.58/198,803.94 = 53,649.66/x
  3. Step 3: Cross multiply
    132,536.58x = 198,803.94 × 53,649.66
  4. Step 4: Simplify right side
    132,536.58x = 10,665,763,787.66
  5. Step 5: Solve for x
    x = 10,665,763,787.66/132,536.58
  6. Step 6: Final answer
    x = 80,474.11

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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.