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Finding the Fourth Proportional to 52,843.56, 72,955.62 and 34,953.90

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Solution

The fourth proportional to 52,843.56, 72,955.62 and 34,953.90 is: 48,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,843.56 : 72,955.62 = 34,953.90 : x
  2. Step 2: Convert to fraction form
    52,843.56/72,955.62 = 34,953.90/x
  3. Step 3: Cross multiply
    52,843.56x = 72,955.62 × 34,953.90
  4. Step 4: Simplify right side
    52,843.56x = 2,550,083,445.92
  5. Step 5: Solve for x
    x = 2,550,083,445.92/52,843.56
  6. Step 6: Final answer
    x = 48,257.22

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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.