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Finding the Fourth Proportional to 69,174.72, 95,423.40 and 60,206.40

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Solution

The fourth proportional to 69,174.72, 95,423.40 and 60,206.40 is: 83,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,174.72 : 95,423.40 = 60,206.40 : x
  2. Step 2: Convert to fraction form
    69,174.72/95,423.40 = 60,206.40/x
  3. Step 3: Cross multiply
    69,174.72x = 95,423.40 × 60,206.40
  4. Step 4: Simplify right side
    69,174.72x = 5,745,099,389.76
  5. Step 5: Solve for x
    x = 5,745,099,389.76/69,174.72
  6. Step 6: Final answer
    x = 83,052.01

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