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Finding the Fourth Proportional to 13,949.56, 19,248.06 and 8,360.56

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Solution

The fourth proportional to 13,949.56, 19,248.06 and 8,360.56 is: 11,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.56 : 19,248.06 = 8,360.56 : x
  2. Step 2: Convert to fraction form
    13,949.56/19,248.06 = 8,360.56/x
  3. Step 3: Cross multiply
    13,949.56x = 19,248.06 × 8,360.56
  4. Step 4: Simplify right side
    13,949.56x = 160,924,560.51
  5. Step 5: Solve for x
    x = 160,924,560.51/13,949.56
  6. Step 6: Final answer
    x = 11,536.17

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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.