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Finding the Fourth Proportional to 69,179, 103,768.56 and 24,808.52

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Solution

The fourth proportional to 69,179, 103,768.56 and 24,808.52 is: 37,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,179 : 103,768.56 = 24,808.52 : x
  2. Step 2: Convert to fraction form
    69,179/103,768.56 = 24,808.52/x
  3. Step 3: Cross multiply
    69,179x = 103,768.56 × 24,808.52
  4. Step 4: Simplify right side
    69,179x = 2,574,344,396.13
  5. Step 5: Solve for x
    x = 2,574,344,396.13/69,179
  6. Step 6: Final answer
    x = 37,212.80

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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.