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Finding the Fourth Proportional to 9,392.40, 14,049.72 and 8,537.04

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Solution

The fourth proportional to 9,392.40, 14,049.72 and 8,537.04 is: 12,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.40 : 14,049.72 = 8,537.04 : x
  2. Step 2: Convert to fraction form
    9,392.40/14,049.72 = 8,537.04/x
  3. Step 3: Cross multiply
    9,392.40x = 14,049.72 × 8,537.04
  4. Step 4: Simplify right side
    9,392.40x = 119,943,021.63
  5. Step 5: Solve for x
    x = 119,943,021.63/9,392.40
  6. Step 6: Final answer
    x = 12,770.22

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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.