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Finding the Fourth Proportional to 176,696, 265,073.77 and 81,887.73

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Solution

The fourth proportional to 176,696, 265,073.77 and 81,887.73 is: 122,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,696 : 265,073.77 = 81,887.73 : x
  2. Step 2: Convert to fraction form
    176,696/265,073.77 = 81,887.73/x
  3. Step 3: Cross multiply
    176,696x = 265,073.77 × 81,887.73
  4. Step 4: Simplify right side
    176,696x = 21,706,289,307.84
  5. Step 5: Solve for x
    x = 21,706,289,307.84/176,696
  6. Step 6: Final answer
    x = 122,845.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.