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Finding the Fourth Proportional to 69,179, 103,749.60 and 24,797.48

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Solution

The fourth proportional to 69,179, 103,749.60 and 24,797.48 is: 37,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,179 : 103,749.60 = 24,797.48 : x
  2. Step 2: Convert to fraction form
    69,179/103,749.60 = 24,797.48/x
  3. Step 3: Cross multiply
    69,179x = 103,749.60 × 24,797.48
  4. Step 4: Simplify right side
    69,179x = 2,572,728,631.01
  5. Step 5: Solve for x
    x = 2,572,728,631.01/69,179
  6. Step 6: Final answer
    x = 37,189.45

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Why These Related Problems?

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