Home / 109,664.20-164,669.10-63,008.20

Finding the Fourth Proportional to 109,664.20, 164,669.10 and 63,008.20

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Solution

The fourth proportional to 109,664.20, 164,669.10 and 63,008.20 is: 94,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,664.20 : 164,669.10 = 63,008.20 : x
  2. Step 2: Convert to fraction form
    109,664.20/164,669.10 = 63,008.20/x
  3. Step 3: Cross multiply
    109,664.20x = 164,669.10 × 63,008.20
  4. Step 4: Simplify right side
    109,664.20x = 10,375,503,586.62
  5. Step 5: Solve for x
    x = 10,375,503,586.62/109,664.20
  6. Step 6: Final answer
    x = 94,611.58

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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.