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Finding the Fourth Proportional to 30,953.95, 46,449.37 and 11,234.05

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Solution

The fourth proportional to 30,953.95, 46,449.37 and 11,234.05 is: 16,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.95 : 46,449.37 = 11,234.05 : x
  2. Step 2: Convert to fraction form
    30,953.95/46,449.37 = 11,234.05/x
  3. Step 3: Cross multiply
    30,953.95x = 46,449.37 × 11,234.05
  4. Step 4: Simplify right side
    30,953.95x = 521,814,545.05
  5. Step 5: Solve for x
    x = 521,814,545.05/30,953.95
  6. Step 6: Final answer
    x = 16,857.77

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