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Finding the Fourth Proportional to 111,813.07, 167,684.04 and 36,919.27

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Solution

The fourth proportional to 111,813.07, 167,684.04 and 36,919.27 is: 55,367.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,813.07 : 167,684.04 = 36,919.27 : x
  2. Step 2: Convert to fraction form
    111,813.07/167,684.04 = 36,919.27/x
  3. Step 3: Cross multiply
    111,813.07x = 167,684.04 × 36,919.27
  4. Step 4: Simplify right side
    111,813.07x = 6,190,772,347.45
  5. Step 5: Solve for x
    x = 6,190,772,347.45/111,813.07
  6. Step 6: Final answer
    x = 55,367.16

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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.