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Finding the Fourth Proportional to 14,443.23, 19,923 and 8,775.12

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Solution

The fourth proportional to 14,443.23, 19,923 and 8,775.12 is: 12,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.23 : 19,923 = 8,775.12 : x
  2. Step 2: Convert to fraction form
    14,443.23/19,923 = 8,775.12/x
  3. Step 3: Cross multiply
    14,443.23x = 19,923 × 8,775.12
  4. Step 4: Simplify right side
    14,443.23x = 174,826,715.76
  5. Step 5: Solve for x
    x = 174,826,715.76/14,443.23
  6. Step 6: Final answer
    x = 12,104.41

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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.