Home / 168,974.10-233,174.70-92,478.78

Finding the Fourth Proportional to 168,974.10, 233,174.70 and 92,478.78

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Solution

The fourth proportional to 168,974.10, 233,174.70 and 92,478.78 is: 127,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,974.10 : 233,174.70 = 92,478.78 : x
  2. Step 2: Convert to fraction form
    168,974.10/233,174.70 = 92,478.78/x
  3. Step 3: Cross multiply
    168,974.10x = 233,174.70 × 92,478.78
  4. Step 4: Simplify right side
    168,974.10x = 21,563,711,782.87
  5. Step 5: Solve for x
    x = 21,563,711,782.87/168,974.10
  6. Step 6: Final answer
    x = 127,615.49

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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.