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Finding the Fourth Proportional to 177,674.70, 245,183.72 and 97,105.02

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Solution

The fourth proportional to 177,674.70, 245,183.72 and 97,105.02 is: 134,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,674.70 : 245,183.72 = 97,105.02 : x
  2. Step 2: Convert to fraction form
    177,674.70/245,183.72 = 97,105.02/x
  3. Step 3: Cross multiply
    177,674.70x = 245,183.72 × 97,105.02
  4. Step 4: Simplify right side
    177,674.70x = 23,808,570,034.27
  5. Step 5: Solve for x
    x = 23,808,570,034.27/177,674.70
  6. Step 6: Final answer
    x = 134,000.90

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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.