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Finding the Fourth Proportional to 69,461.92, 104,181.52 and 19,545.44

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Solution

The fourth proportional to 69,461.92, 104,181.52 and 19,545.44 is: 29,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,461.92 : 104,181.52 = 19,545.44 : x
  2. Step 2: Convert to fraction form
    69,461.92/104,181.52 = 19,545.44/x
  3. Step 3: Cross multiply
    69,461.92x = 104,181.52 × 19,545.44
  4. Step 4: Simplify right side
    69,461.92x = 2,036,273,648.27
  5. Step 5: Solve for x
    x = 2,036,273,648.27/69,461.92
  6. Step 6: Final answer
    x = 29,314.96

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1.5x scale

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.