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Finding the Fourth Proportional to 15,270.34, 22,914.03 and 8,250.22

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Solution

The fourth proportional to 15,270.34, 22,914.03 and 8,250.22 is: 12,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.34 : 22,914.03 = 8,250.22 : x
  2. Step 2: Convert to fraction form
    15,270.34/22,914.03 = 8,250.22/x
  3. Step 3: Cross multiply
    15,270.34x = 22,914.03 × 8,250.22
  4. Step 4: Simplify right side
    15,270.34x = 189,045,788.59
  5. Step 5: Solve for x
    x = 189,045,788.59/15,270.34
  6. Step 6: Final answer
    x = 12,379.93

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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.