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Finding the Fourth Proportional to 222,770.32, 334,152.44 and 54,291.94

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Solution

The fourth proportional to 222,770.32, 334,152.44 and 54,291.94 is: 81,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,770.32 : 334,152.44 = 54,291.94 : x
  2. Step 2: Convert to fraction form
    222,770.32/334,152.44 = 54,291.94/x
  3. Step 3: Cross multiply
    222,770.32x = 334,152.44 × 54,291.94
  4. Step 4: Simplify right side
    222,770.32x = 18,141,783,320.09
  5. Step 5: Solve for x
    x = 18,141,783,320.09/222,770.32
  6. Step 6: Final answer
    x = 81,437.17

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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.