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Finding the Fourth Proportional to 36,556, 54,834.30 and 8,854

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Solution

The fourth proportional to 36,556, 54,834.30 and 8,854 is: 13,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556 : 54,834.30 = 8,854 : x
  2. Step 2: Convert to fraction form
    36,556/54,834.30 = 8,854/x
  3. Step 3: Cross multiply
    36,556x = 54,834.30 × 8,854
  4. Step 4: Simplify right side
    36,556x = 485,502,892.20
  5. Step 5: Solve for x
    x = 485,502,892.20/36,556
  6. Step 6: Final answer
    x = 13,281.07

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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.