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Finding the Fourth Proportional to 53,079.60, 73,236.60 and 34,194

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Solution

The fourth proportional to 53,079.60, 73,236.60 and 34,194 is: 47,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,079.60 : 73,236.60 = 34,194 : x
  2. Step 2: Convert to fraction form
    53,079.60/73,236.60 = 34,194/x
  3. Step 3: Cross multiply
    53,079.60x = 73,236.60 × 34,194
  4. Step 4: Simplify right side
    53,079.60x = 2,504,252,300.40
  5. Step 5: Solve for x
    x = 2,504,252,300.40/53,079.60
  6. Step 6: Final answer
    x = 47,179.19

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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.