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Finding the Fourth Proportional to 176,042.61, 242,845.83 and 108,073.08

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Solution

The fourth proportional to 176,042.61, 242,845.83 and 108,073.08 is: 149,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,042.61 : 242,845.83 = 108,073.08 : x
  2. Step 2: Convert to fraction form
    176,042.61/242,845.83 = 108,073.08/x
  3. Step 3: Cross multiply
    176,042.61x = 242,845.83 × 108,073.08
  4. Step 4: Simplify right side
    176,042.61x = 26,245,096,813.26
  5. Step 5: Solve for x
    x = 26,245,096,813.26/176,042.61
  6. Step 6: Final answer
    x = 149,083.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.