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Finding the Fourth Proportional to 53,995.40, 80,964.30 and 22,795.40

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Solution

The fourth proportional to 53,995.40, 80,964.30 and 22,795.40 is: 34,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995.40 : 80,964.30 = 22,795.40 : x
  2. Step 2: Convert to fraction form
    53,995.40/80,964.30 = 22,795.40/x
  3. Step 3: Cross multiply
    53,995.40x = 80,964.30 × 22,795.40
  4. Step 4: Simplify right side
    53,995.40x = 1,845,613,604.22
  5. Step 5: Solve for x
    x = 1,845,613,604.22/53,995.40
  6. Step 6: Final answer
    x = 34,180.94

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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.