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Finding the Fourth Proportional to 110,541.92, 152,504.54 and 68,026.64

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Solution

The fourth proportional to 110,541.92, 152,504.54 and 68,026.64 is: 93,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,541.92 : 152,504.54 = 68,026.64 : x
  2. Step 2: Convert to fraction form
    110,541.92/152,504.54 = 68,026.64/x
  3. Step 3: Cross multiply
    110,541.92x = 152,504.54 × 68,026.64
  4. Step 4: Simplify right side
    110,541.92x = 10,374,370,338.29
  5. Step 5: Solve for x
    x = 10,374,370,338.29/110,541.92
  6. Step 6: Final answer
    x = 93,850.11

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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.