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Finding the Fourth Proportional to 16,677.63, 23,014.78 and 9,123.94

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Solution

The fourth proportional to 16,677.63, 23,014.78 and 9,123.94 is: 12,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.63 : 23,014.78 = 9,123.94 : x
  2. Step 2: Convert to fraction form
    16,677.63/23,014.78 = 9,123.94/x
  3. Step 3: Cross multiply
    16,677.63x = 23,014.78 × 9,123.94
  4. Step 4: Simplify right side
    16,677.63x = 209,985,529.11
  5. Step 5: Solve for x
    x = 209,985,529.11/16,677.63
  6. Step 6: Final answer
    x = 12,590.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.