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Finding the Fourth Proportional to 14,641.35, 21,946.28 and 6,325.31

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Solution

The fourth proportional to 14,641.35, 21,946.28 and 6,325.31 is: 9,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.35 : 21,946.28 = 6,325.31 : x
  2. Step 2: Convert to fraction form
    14,641.35/21,946.28 = 6,325.31/x
  3. Step 3: Cross multiply
    14,641.35x = 21,946.28 × 6,325.31
  4. Step 4: Simplify right side
    14,641.35x = 138,816,882.99
  5. Step 5: Solve for x
    x = 138,816,882.99/14,641.35
  6. Step 6: Final answer
    x = 9,481.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.