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Finding the Fourth Proportional to 148,599.82, 222,932.85 and 69,671.98

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Solution

The fourth proportional to 148,599.82, 222,932.85 and 69,671.98 is: 104,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,599.82 : 222,932.85 = 69,671.98 : x
  2. Step 2: Convert to fraction form
    148,599.82/222,932.85 = 69,671.98/x
  3. Step 3: Cross multiply
    148,599.82x = 222,932.85 × 69,671.98
  4. Step 4: Simplify right side
    148,599.82x = 15,532,173,066.54
  5. Step 5: Solve for x
    x = 15,532,173,066.54/148,599.82
  6. Step 6: Final answer
    x = 104,523.50

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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.