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Finding the Fourth Proportional to 24,285.99, 33,513.76 and 13,530.61

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Solution

The fourth proportional to 24,285.99, 33,513.76 and 13,530.61 is: 18,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,285.99 : 33,513.76 = 13,530.61 : x
  2. Step 2: Convert to fraction form
    24,285.99/33,513.76 = 13,530.61/x
  3. Step 3: Cross multiply
    24,285.99x = 33,513.76 × 13,530.61
  4. Step 4: Simplify right side
    24,285.99x = 453,461,616.19
  5. Step 5: Solve for x
    x = 453,461,616.19/24,285.99
  6. Step 6: Final answer
    x = 18,671.74

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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.