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Finding the Fourth Proportional to 36,605.67, 54,908.55 and 8,903.67

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Solution

The fourth proportional to 36,605.67, 54,908.55 and 8,903.67 is: 13,355.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605.67 : 54,908.55 = 8,903.67 : x
  2. Step 2: Convert to fraction form
    36,605.67/54,908.55 = 8,903.67/x
  3. Step 3: Cross multiply
    36,605.67x = 54,908.55 × 8,903.67
  4. Step 4: Simplify right side
    36,605.67x = 488,887,609.38
  5. Step 5: Solve for x
    x = 488,887,609.38/36,605.67
  6. Step 6: Final answer
    x = 13,355.52

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Similar ratio
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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.