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Finding the Fourth Proportional to 24,491.69, 33,798.80 and 13,313.69

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Solution

The fourth proportional to 24,491.69, 33,798.80 and 13,313.69 is: 18,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,491.69 : 33,798.80 = 13,313.69 : x
  2. Step 2: Convert to fraction form
    24,491.69/33,798.80 = 13,313.69/x
  3. Step 3: Cross multiply
    24,491.69x = 33,798.80 × 13,313.69
  4. Step 4: Simplify right side
    24,491.69x = 449,986,745.57
  5. Step 5: Solve for x
    x = 449,986,745.57/24,491.69
  6. Step 6: Final answer
    x = 18,373.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.