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Finding the Fourth Proportional to 14,484.62, 19,911.93 and 12,460.64

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Solution

The fourth proportional to 14,484.62, 19,911.93 and 12,460.64 is: 17,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.62 : 19,911.93 = 12,460.64 : x
  2. Step 2: Convert to fraction form
    14,484.62/19,911.93 = 12,460.64/x
  3. Step 3: Cross multiply
    14,484.62x = 19,911.93 × 12,460.64
  4. Step 4: Simplify right side
    14,484.62x = 248,115,245.15
  5. Step 5: Solve for x
    x = 248,115,245.15/14,484.62
  6. Step 6: Final answer
    x = 17,129.56

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.