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Finding the Fourth Proportional to 111,539.54, 167,309.31 and 32,653.77

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Solution

The fourth proportional to 111,539.54, 167,309.31 and 32,653.77 is: 48,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,539.54 : 167,309.31 = 32,653.77 : x
  2. Step 2: Convert to fraction form
    111,539.54/167,309.31 = 32,653.77/x
  3. Step 3: Cross multiply
    111,539.54x = 167,309.31 × 32,653.77
  4. Step 4: Simplify right side
    111,539.54x = 5,463,279,727.60
  5. Step 5: Solve for x
    x = 5,463,279,727.60/111,539.54
  6. Step 6: Final answer
    x = 48,980.65

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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.