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Finding the Fourth Proportional to 14,193.65, 19,595.39 and 9,836.03

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Solution

The fourth proportional to 14,193.65, 19,595.39 and 9,836.03 is: 13,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.65 : 19,595.39 = 9,836.03 : x
  2. Step 2: Convert to fraction form
    14,193.65/19,595.39 = 9,836.03/x
  3. Step 3: Cross multiply
    14,193.65x = 19,595.39 × 9,836.03
  4. Step 4: Simplify right side
    14,193.65x = 192,740,696.74
  5. Step 5: Solve for x
    x = 192,740,696.74/14,193.65
  6. Step 6: Final answer
    x = 13,579.37

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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.