Home / 293,590.13-405,140.82-166,266.64

Finding the Fourth Proportional to 293,590.13, 405,140.82 and 166,266.64

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Solution

The fourth proportional to 293,590.13, 405,140.82 and 166,266.64 is: 229,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,590.13 : 405,140.82 = 166,266.64 : x
  2. Step 2: Convert to fraction form
    293,590.13/405,140.82 = 166,266.64/x
  3. Step 3: Cross multiply
    293,590.13x = 405,140.82 × 166,266.64
  4. Step 4: Simplify right side
    293,590.13x = 67,361,400,842.54
  5. Step 5: Solve for x
    x = 67,361,400,842.54/293,590.13
  6. Step 6: Final answer
    x = 229,440.28

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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.