Home / 268,765.58-370,937.33-161,394.81

Finding the Fourth Proportional to 268,765.58, 370,937.33 and 161,394.81

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Solution

The fourth proportional to 268,765.58, 370,937.33 and 161,394.81 is: 222,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,765.58 : 370,937.33 = 161,394.81 : x
  2. Step 2: Convert to fraction form
    268,765.58/370,937.33 = 161,394.81/x
  3. Step 3: Cross multiply
    268,765.58x = 370,937.33 × 161,394.81
  4. Step 4: Simplify right side
    268,765.58x = 59,867,359,090.28
  5. Step 5: Solve for x
    x = 59,867,359,090.28/268,765.58
  6. Step 6: Final answer
    x = 222,749.36

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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.