Home / 102,362.43-153,541.83-43,198.62

Finding the Fourth Proportional to 102,362.43, 153,541.83 and 43,198.62

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Solution

The fourth proportional to 102,362.43, 153,541.83 and 43,198.62 is: 64,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,362.43 : 153,541.83 = 43,198.62 : x
  2. Step 2: Convert to fraction form
    102,362.43/153,541.83 = 43,198.62/x
  3. Step 3: Cross multiply
    102,362.43x = 153,541.83 × 43,198.62
  4. Step 4: Simplify right side
    102,362.43x = 6,632,795,168.27
  5. Step 5: Solve for x
    x = 6,632,795,168.27/102,362.43
  6. Step 6: Final answer
    x = 64,797.16

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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.