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Finding the Fourth Proportional to 234,042.37, 351,078.13 and 93,782.77

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Solution

The fourth proportional to 234,042.37, 351,078.13 and 93,782.77 is: 140,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,042.37 : 351,078.13 = 93,782.77 : x
  2. Step 2: Convert to fraction form
    234,042.37/351,078.13 = 93,782.77/x
  3. Step 3: Cross multiply
    234,042.37x = 351,078.13 × 93,782.77
  4. Step 4: Simplify right side
    234,042.37x = 32,925,078,757.35
  5. Step 5: Solve for x
    x = 32,925,078,757.35/234,042.37
  6. Step 6: Final answer
    x = 140,679.99

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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.