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Finding the Fourth Proportional to 112,030.77, 167,984.16 and 44,494.38

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Solution

The fourth proportional to 112,030.77, 167,984.16 and 44,494.38 is: 66,716.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,030.77 : 167,984.16 = 44,494.38 : x
  2. Step 2: Convert to fraction form
    112,030.77/167,984.16 = 44,494.38/x
  3. Step 3: Cross multiply
    112,030.77x = 167,984.16 × 44,494.38
  4. Step 4: Simplify right side
    112,030.77x = 7,474,351,049.02
  5. Step 5: Solve for x
    x = 7,474,351,049.02/112,030.77
  6. Step 6: Final answer
    x = 66,716.95

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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.