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Finding the Fourth Proportional to 362,172.16, 543,268.52 and 95,932.70

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Solution

The fourth proportional to 362,172.16, 543,268.52 and 95,932.70 is: 143,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,172.16 : 543,268.52 = 95,932.70 : x
  2. Step 2: Convert to fraction form
    362,172.16/543,268.52 = 95,932.70/x
  3. Step 3: Cross multiply
    362,172.16x = 543,268.52 × 95,932.70
  4. Step 4: Simplify right side
    362,172.16x = 52,117,218,205.49
  5. Step 5: Solve for x
    x = 52,117,218,205.49/362,172.16
  6. Step 6: Final answer
    x = 143,901.78

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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.