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Finding the Fourth Proportional to 171,992.36, 237,461.87 and 111,734.74

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Solution

The fourth proportional to 171,992.36, 237,461.87 and 111,734.74 is: 154,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,992.36 : 237,461.87 = 111,734.74 : x
  2. Step 2: Convert to fraction form
    171,992.36/237,461.87 = 111,734.74/x
  3. Step 3: Cross multiply
    171,992.36x = 237,461.87 × 111,734.74
  4. Step 4: Simplify right side
    171,992.36x = 26,532,740,880.53
  5. Step 5: Solve for x
    x = 26,532,740,880.53/171,992.36
  6. Step 6: Final answer
    x = 154,266.97

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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.