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Finding the Fourth Proportional to 234,818.86, 352,009.16 and 92,665.32

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Solution

The fourth proportional to 234,818.86, 352,009.16 and 92,665.32 is: 138,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,818.86 : 352,009.16 = 92,665.32 : x
  2. Step 2: Convert to fraction form
    234,818.86/352,009.16 = 92,665.32/x
  3. Step 3: Cross multiply
    234,818.86x = 352,009.16 × 92,665.32
  4. Step 4: Simplify right side
    234,818.86x = 32,619,041,454.33
  5. Step 5: Solve for x
    x = 32,619,041,454.33/234,818.86
  6. Step 6: Final answer
    x = 138,911.51

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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.