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Finding the Fourth Proportional to 14,527.08, 21,809.97 and 8,614.89

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Solution

The fourth proportional to 14,527.08, 21,809.97 and 8,614.89 is: 12,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.08 : 21,809.97 = 8,614.89 : x
  2. Step 2: Convert to fraction form
    14,527.08/21,809.97 = 8,614.89/x
  3. Step 3: Cross multiply
    14,527.08x = 21,809.97 × 8,614.89
  4. Step 4: Simplify right side
    14,527.08x = 187,890,492.45
  5. Step 5: Solve for x
    x = 187,890,492.45/14,527.08
  6. Step 6: Final answer
    x = 12,933.81

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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.