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Finding the Fourth Proportional to 14,196.99, 19,590.93 and 8,228.19

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Solution

The fourth proportional to 14,196.99, 19,590.93 and 8,228.19 is: 11,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196.99 : 19,590.93 = 8,228.19 : x
  2. Step 2: Convert to fraction form
    14,196.99/19,590.93 = 8,228.19/x
  3. Step 3: Cross multiply
    14,196.99x = 19,590.93 × 8,228.19
  4. Step 4: Simplify right side
    14,196.99x = 161,197,894.32
  5. Step 5: Solve for x
    x = 161,197,894.32/14,196.99
  6. Step 6: Final answer
    x = 11,354.37

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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.