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Finding the Fourth Proportional to 14,353.26, 19,814.22 and 9,581.26

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Solution

The fourth proportional to 14,353.26, 19,814.22 and 9,581.26 is: 13,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.26 : 19,814.22 = 9,581.26 : x
  2. Step 2: Convert to fraction form
    14,353.26/19,814.22 = 9,581.26/x
  3. Step 3: Cross multiply
    14,353.26x = 19,814.22 × 9,581.26
  4. Step 4: Simplify right side
    14,353.26x = 189,845,193.52
  5. Step 5: Solve for x
    x = 189,845,193.52/14,353.26
  6. Step 6: Final answer
    x = 13,226.63

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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.