Home / 146,794.32-202,579.92-83,131.20

Finding the Fourth Proportional to 146,794.32, 202,579.92 and 83,131.20

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Solution

The fourth proportional to 146,794.32, 202,579.92 and 83,131.20 is: 114,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,794.32 : 202,579.92 = 83,131.20 : x
  2. Step 2: Convert to fraction form
    146,794.32/202,579.92 = 83,131.20/x
  3. Step 3: Cross multiply
    146,794.32x = 202,579.92 × 83,131.20
  4. Step 4: Simplify right side
    146,794.32x = 16,840,711,845.50
  5. Step 5: Solve for x
    x = 16,840,711,845.50/146,794.32
  6. Step 6: Final answer
    x = 114,723.18

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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.