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Finding the Fourth Proportional to 14,776.62, 22,132.36 and 12,214.62

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Solution

The fourth proportional to 14,776.62, 22,132.36 and 12,214.62 is: 18,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.62 : 22,132.36 = 12,214.62 : x
  2. Step 2: Convert to fraction form
    14,776.62/22,132.36 = 12,214.62/x
  3. Step 3: Cross multiply
    14,776.62x = 22,132.36 × 12,214.62
  4. Step 4: Simplify right side
    14,776.62x = 270,338,367.10
  5. Step 5: Solve for x
    x = 270,338,367.10/14,776.62
  6. Step 6: Final answer
    x = 18,295.01

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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.