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Finding the Fourth Proportional to 111,566.67, 167,355.39 and 36,685.16

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Solution

The fourth proportional to 111,566.67, 167,355.39 and 36,685.16 is: 55,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,566.67 : 167,355.39 = 36,685.16 : x
  2. Step 2: Convert to fraction form
    111,566.67/167,355.39 = 36,685.16/x
  3. Step 3: Cross multiply
    111,566.67x = 167,355.39 × 36,685.16
  4. Step 4: Simplify right side
    111,566.67x = 6,139,458,238.81
  5. Step 5: Solve for x
    x = 6,139,458,238.81/111,566.67
  6. Step 6: Final answer
    x = 55,029.50

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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.