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Finding the Fourth Proportional to 18,073.87, 24,950.40 and 13,599.29

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Solution

The fourth proportional to 18,073.87, 24,950.40 and 13,599.29 is: 18,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073.87 : 24,950.40 = 13,599.29 : x
  2. Step 2: Convert to fraction form
    18,073.87/24,950.40 = 13,599.29/x
  3. Step 3: Cross multiply
    18,073.87x = 24,950.40 × 13,599.29
  4. Step 4: Simplify right side
    18,073.87x = 339,307,725.22
  5. Step 5: Solve for x
    x = 339,307,725.22/18,073.87
  6. Step 6: Final answer
    x = 18,773.39

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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.