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Finding the Fourth Proportional to 111,514.99, 167,237.25 and 36,622.80

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Solution

The fourth proportional to 111,514.99, 167,237.25 and 36,622.80 is: 54,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,514.99 : 167,237.25 = 36,622.80 : x
  2. Step 2: Convert to fraction form
    111,514.99/167,237.25 = 36,622.80/x
  3. Step 3: Cross multiply
    111,514.99x = 167,237.25 × 36,622.80
  4. Step 4: Simplify right side
    111,514.99x = 6,124,696,359.30
  5. Step 5: Solve for x
    x = 6,124,696,359.30/111,514.99
  6. Step 6: Final answer
    x = 54,922.63

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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.