Home / 178,849.17-268,501.38-115,932.54

Finding the Fourth Proportional to 178,849.17, 268,501.38 and 115,932.54

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Solution

The fourth proportional to 178,849.17, 268,501.38 and 115,932.54 is: 174,046.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,849.17 : 268,501.38 = 115,932.54 : x
  2. Step 2: Convert to fraction form
    178,849.17/268,501.38 = 115,932.54/x
  3. Step 3: Cross multiply
    178,849.17x = 268,501.38 × 115,932.54
  4. Step 4: Simplify right side
    178,849.17x = 31,128,046,976.91
  5. Step 5: Solve for x
    x = 31,128,046,976.91/178,849.17
  6. Step 6: Final answer
    x = 174,046.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.