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Finding the Fourth Proportional to 14,465.00, 19,961.43 and 8,177.37

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Solution

The fourth proportional to 14,465.00, 19,961.43 and 8,177.37 is: 11,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.00 : 19,961.43 = 8,177.37 : x
  2. Step 2: Convert to fraction form
    14,465.00/19,961.43 = 8,177.37/x
  3. Step 3: Cross multiply
    14,465.00x = 19,961.43 × 8,177.37
  4. Step 4: Simplify right side
    14,465.00x = 163,231,998.84
  5. Step 5: Solve for x
    x = 163,231,998.84/14,465.00
  6. Step 6: Final answer
    x = 11,284.62

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Why These Related Problems?

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