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Finding the Fourth Proportional to 24,908.16, 37,364.40 and 13,221.12

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Solution

The fourth proportional to 24,908.16, 37,364.40 and 13,221.12 is: 19,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,908.16 : 37,364.40 = 13,221.12 : x
  2. Step 2: Convert to fraction form
    24,908.16/37,364.40 = 13,221.12/x
  3. Step 3: Cross multiply
    24,908.16x = 37,364.40 × 13,221.12
  4. Step 4: Simplify right side
    24,908.16x = 493,999,216.13
  5. Step 5: Solve for x
    x = 493,999,216.13/24,908.16
  6. Step 6: Final answer
    x = 19,832.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.