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Finding the Fourth Proportional to 177,671.89, 245,187.84 and 97,099.39

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Solution

The fourth proportional to 177,671.89, 245,187.84 and 97,099.39 is: 133,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,671.89 : 245,187.84 = 97,099.39 : x
  2. Step 2: Convert to fraction form
    177,671.89/245,187.84 = 97,099.39/x
  3. Step 3: Cross multiply
    177,671.89x = 245,187.84 × 97,099.39
  4. Step 4: Simplify right side
    177,671.89x = 23,807,589,699.42
  5. Step 5: Solve for x
    x = 23,807,589,699.42/177,671.89
  6. Step 6: Final answer
    x = 133,997.50

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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.