Home / 166,199.78-229,352.82-94,578.32

Finding the Fourth Proportional to 166,199.78, 229,352.82 and 94,578.32

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Solution

The fourth proportional to 166,199.78, 229,352.82 and 94,578.32 is: 130,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,199.78 : 229,352.82 = 94,578.32 : x
  2. Step 2: Convert to fraction form
    166,199.78/229,352.82 = 94,578.32/x
  3. Step 3: Cross multiply
    166,199.78x = 229,352.82 × 94,578.32
  4. Step 4: Simplify right side
    166,199.78x = 21,691,804,402.86
  5. Step 5: Solve for x
    x = 21,691,804,402.86/166,199.78
  6. Step 6: Final answer
    x = 130,516.44

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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.