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Finding the Fourth Proportional to 177,833.68, 245,401.38 and 97,245.54

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Solution

The fourth proportional to 177,833.68, 245,401.38 and 97,245.54 is: 134,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,833.68 : 245,401.38 = 97,245.54 : x
  2. Step 2: Convert to fraction form
    177,833.68/245,401.38 = 97,245.54/x
  3. Step 3: Cross multiply
    177,833.68x = 245,401.38 × 97,245.54
  4. Step 4: Simplify right side
    177,833.68x = 23,864,189,714.85
  5. Step 5: Solve for x
    x = 23,864,189,714.85/177,833.68
  6. Step 6: Final answer
    x = 134,193.87

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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.