Home / 109,503.14-164,229.60-30,622.91

Finding the Fourth Proportional to 109,503.14, 164,229.60 and 30,622.91

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Solution

The fourth proportional to 109,503.14, 164,229.60 and 30,622.91 is: 45,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,503.14 : 164,229.60 = 30,622.91 : x
  2. Step 2: Convert to fraction form
    109,503.14/164,229.60 = 30,622.91/x
  3. Step 3: Cross multiply
    109,503.14x = 164,229.60 × 30,622.91
  4. Step 4: Simplify right side
    109,503.14x = 5,029,188,260.14
  5. Step 5: Solve for x
    x = 5,029,188,260.14/109,503.14
  6. Step 6: Final answer
    x = 45,927.34

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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.