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Finding the Fourth Proportional to 14,018.54, 19,344.75 and 8,051.18

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Solution

The fourth proportional to 14,018.54, 19,344.75 and 8,051.18 is: 11,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.54 : 19,344.75 = 8,051.18 : x
  2. Step 2: Convert to fraction form
    14,018.54/19,344.75 = 8,051.18/x
  3. Step 3: Cross multiply
    14,018.54x = 19,344.75 × 8,051.18
  4. Step 4: Simplify right side
    14,018.54x = 155,748,064.31
  5. Step 5: Solve for x
    x = 155,748,064.31/14,018.54
  6. Step 6: Final answer
    x = 11,110.15

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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.