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Finding the Fourth Proportional to 227,114.70, 340,672.05 and 108,725.10

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Solution

The fourth proportional to 227,114.70, 340,672.05 and 108,725.10 is: 163,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,114.70 : 340,672.05 = 108,725.10 : x
  2. Step 2: Convert to fraction form
    227,114.70/340,672.05 = 108,725.10/x
  3. Step 3: Cross multiply
    227,114.70x = 340,672.05 × 108,725.10
  4. Step 4: Simplify right side
    227,114.70x = 37,039,602,703.46
  5. Step 5: Solve for x
    x = 37,039,602,703.46/227,114.70
  6. Step 6: Final answer
    x = 163,087.65

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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.