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Finding the Fourth Proportional to 168,866.73, 253,300.38 and 69,026.83

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Solution

The fourth proportional to 168,866.73, 253,300.38 and 69,026.83 is: 103,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,866.73 : 253,300.38 = 69,026.83 : x
  2. Step 2: Convert to fraction form
    168,866.73/253,300.38 = 69,026.83/x
  3. Step 3: Cross multiply
    168,866.73x = 253,300.38 × 69,026.83
  4. Step 4: Simplify right side
    168,866.73x = 17,484,522,269.20
  5. Step 5: Solve for x
    x = 17,484,522,269.20/168,866.73
  6. Step 6: Final answer
    x = 103,540.36

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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.