Home / 242,976.54-364,490.73-102,749.34

Finding the Fourth Proportional to 242,976.54, 364,490.73 and 102,749.34

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Solution

The fourth proportional to 242,976.54, 364,490.73 and 102,749.34 is: 154,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,976.54 : 364,490.73 = 102,749.34 : x
  2. Step 2: Convert to fraction form
    242,976.54/364,490.73 = 102,749.34/x
  3. Step 3: Cross multiply
    242,976.54x = 364,490.73 × 102,749.34
  4. Step 4: Simplify right side
    242,976.54x = 37,451,181,943.62
  5. Step 5: Solve for x
    x = 37,451,181,943.62/242,976.54
  6. Step 6: Final answer
    x = 154,134.97

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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.