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Finding the Fourth Proportional to 14,525.60, 20,051.97 and 11,167.24

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Solution

The fourth proportional to 14,525.60, 20,051.97 and 11,167.24 is: 15,415.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.60 : 20,051.97 = 11,167.24 : x
  2. Step 2: Convert to fraction form
    14,525.60/20,051.97 = 11,167.24/x
  3. Step 3: Cross multiply
    14,525.60x = 20,051.97 × 11,167.24
  4. Step 4: Simplify right side
    14,525.60x = 223,925,069.46
  5. Step 5: Solve for x
    x = 223,925,069.46/14,525.60
  6. Step 6: Final answer
    x = 15,415.89

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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.