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Finding the Fourth Proportional to 362,158.30, 543,237.45 and 95,959.90

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Solution

The fourth proportional to 362,158.30, 543,237.45 and 95,959.90 is: 143,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,158.30 : 543,237.45 = 95,959.90 : x
  2. Step 2: Convert to fraction form
    362,158.30/543,237.45 = 95,959.90/x
  3. Step 3: Cross multiply
    362,158.30x = 543,237.45 × 95,959.90
  4. Step 4: Simplify right side
    362,158.30x = 52,129,011,378.26
  5. Step 5: Solve for x
    x = 52,129,011,378.26/362,158.30
  6. Step 6: Final answer
    x = 143,939.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.