Home / 195,844.50-270,267.12-106,420.50

Finding the Fourth Proportional to 195,844.50, 270,267.12 and 106,420.50

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Solution

The fourth proportional to 195,844.50, 270,267.12 and 106,420.50 is: 146,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,844.50 : 270,267.12 = 106,420.50 : x
  2. Step 2: Convert to fraction form
    195,844.50/270,267.12 = 106,420.50/x
  3. Step 3: Cross multiply
    195,844.50x = 270,267.12 × 106,420.50
  4. Step 4: Simplify right side
    195,844.50x = 28,761,962,043.96
  5. Step 5: Solve for x
    x = 28,761,962,043.96/195,844.50
  6. Step 6: Final answer
    x = 146,861.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.