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Finding the Fourth Proportional to 362,173.42, 543,270.40 and 95,933.96

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Solution

The fourth proportional to 362,173.42, 543,270.40 and 95,933.96 is: 143,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,173.42 : 543,270.40 = 95,933.96 : x
  2. Step 2: Convert to fraction form
    362,173.42/543,270.40 = 95,933.96/x
  3. Step 3: Cross multiply
    362,173.42x = 543,270.40 × 95,933.96
  4. Step 4: Simplify right side
    362,173.42x = 52,118,078,106.43
  5. Step 5: Solve for x
    x = 52,118,078,106.43/362,173.42
  6. Step 6: Final answer
    x = 143,903.65

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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.