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Finding the Fourth Proportional to 14,622.54, 21,898.66 and 8,363.58

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Solution

The fourth proportional to 14,622.54, 21,898.66 and 8,363.58 is: 12,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.54 : 21,898.66 = 8,363.58 : x
  2. Step 2: Convert to fraction form
    14,622.54/21,898.66 = 8,363.58/x
  3. Step 3: Cross multiply
    14,622.54x = 21,898.66 × 8,363.58
  4. Step 4: Simplify right side
    14,622.54x = 183,151,194.80
  5. Step 5: Solve for x
    x = 183,151,194.80/14,622.54
  6. Step 6: Final answer
    x = 12,525.27

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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.