Home / 293,735.90-405,356.91-166,436.30

Finding the Fourth Proportional to 293,735.90, 405,356.91 and 166,436.30

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Solution

The fourth proportional to 293,735.90, 405,356.91 and 166,436.30 is: 229,682.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,735.90 : 405,356.91 = 166,436.30 : x
  2. Step 2: Convert to fraction form
    293,735.90/405,356.91 = 166,436.30/x
  3. Step 3: Cross multiply
    293,735.90x = 405,356.91 × 166,436.30
  4. Step 4: Simplify right side
    293,735.90x = 67,466,104,669.09
  5. Step 5: Solve for x
    x = 67,466,104,669.09/293,735.90
  6. Step 6: Final answer
    x = 229,682.87

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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.