Home / 166,961.05-230,417.46-94,338.78

Finding the Fourth Proportional to 166,961.05, 230,417.46 and 94,338.78

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Solution

The fourth proportional to 166,961.05, 230,417.46 and 94,338.78 is: 130,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,961.05 : 230,417.46 = 94,338.78 : x
  2. Step 2: Convert to fraction form
    166,961.05/230,417.46 = 94,338.78/x
  3. Step 3: Cross multiply
    166,961.05x = 230,417.46 × 94,338.78
  4. Step 4: Simplify right side
    166,961.05x = 21,737,301,203.03
  5. Step 5: Solve for x
    x = 21,737,301,203.03/166,961.05
  6. Step 6: Final answer
    x = 130,193.85

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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.