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Finding the Fourth Proportional to 247,236.66, 341,186.81 and 134,059.41

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Solution

The fourth proportional to 247,236.66, 341,186.81 and 134,059.41 is: 185,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,236.66 : 341,186.81 = 134,059.41 : x
  2. Step 2: Convert to fraction form
    247,236.66/341,186.81 = 134,059.41/x
  3. Step 3: Cross multiply
    247,236.66x = 341,186.81 × 134,059.41
  4. Step 4: Simplify right side
    247,236.66x = 45,739,301,778.09
  5. Step 5: Solve for x
    x = 45,739,301,778.09/247,236.66
  6. Step 6: Final answer
    x = 185,002.10

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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.