Home / 268,508.36-370,449.31-166,497.11

Finding the Fourth Proportional to 268,508.36, 370,449.31 and 166,497.11

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Solution

The fourth proportional to 268,508.36, 370,449.31 and 166,497.11 is: 229,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,508.36 : 370,449.31 = 166,497.11 : x
  2. Step 2: Convert to fraction form
    268,508.36/370,449.31 = 166,497.11/x
  3. Step 3: Cross multiply
    268,508.36x = 370,449.31 × 166,497.11
  4. Step 4: Simplify right side
    268,508.36x = 61,678,739,516.49
  5. Step 5: Solve for x
    x = 61,678,739,516.49/268,508.36
  6. Step 6: Final answer
    x = 229,708.82

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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.