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Finding the Fourth Proportional to 234,695.17, 352,108.37 and 77,034.34

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Solution

The fourth proportional to 234,695.17, 352,108.37 and 77,034.34 is: 115,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,695.17 : 352,108.37 = 77,034.34 : x
  2. Step 2: Convert to fraction form
    234,695.17/352,108.37 = 77,034.34/x
  3. Step 3: Cross multiply
    234,695.17x = 352,108.37 × 77,034.34
  4. Step 4: Simplify right side
    234,695.17x = 27,124,436,090.83
  5. Step 5: Solve for x
    x = 27,124,436,090.83/234,695.17
  6. Step 6: Final answer
    x = 115,573.05

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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.