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Finding the Fourth Proportional to 22,998.96, 34,490.61 and 8,957.88

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Solution

The fourth proportional to 22,998.96, 34,490.61 and 8,957.88 is: 13,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,998.96 : 34,490.61 = 8,957.88 : x
  2. Step 2: Convert to fraction form
    22,998.96/34,490.61 = 8,957.88/x
  3. Step 3: Cross multiply
    22,998.96x = 34,490.61 × 8,957.88
  4. Step 4: Simplify right side
    22,998.96x = 308,962,745.51
  5. Step 5: Solve for x
    x = 308,962,745.51/22,998.96
  6. Step 6: Final answer
    x = 13,433.77

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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.