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Finding the Fourth Proportional to 24,222.51, 33,430.21 and 13,612.14

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Solution

The fourth proportional to 24,222.51, 33,430.21 and 13,612.14 is: 18,786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,222.51 : 33,430.21 = 13,612.14 : x
  2. Step 2: Convert to fraction form
    24,222.51/33,430.21 = 13,612.14/x
  3. Step 3: Cross multiply
    24,222.51x = 33,430.21 × 13,612.14
  4. Step 4: Simplify right side
    24,222.51x = 455,056,664.72
  5. Step 5: Solve for x
    x = 455,056,664.72/24,222.51
  6. Step 6: Final answer
    x = 18,786.52

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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.