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Finding the Fourth Proportional to 111,581.15, 167,396.33 and 36,698.27

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Solution

The fourth proportional to 111,581.15, 167,396.33 and 36,698.27 is: 55,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,581.15 : 167,396.33 = 36,698.27 : x
  2. Step 2: Convert to fraction form
    111,581.15/167,396.33 = 36,698.27/x
  3. Step 3: Cross multiply
    111,581.15x = 167,396.33 × 36,698.27
  4. Step 4: Simplify right side
    111,581.15x = 6,143,155,715.35
  5. Step 5: Solve for x
    x = 6,143,155,715.35/111,581.15
  6. Step 6: Final answer
    x = 55,055.50

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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.