Home / 362,110.20-543,165.30-194,148.60

Finding the Fourth Proportional to 362,110.20, 543,165.30 and 194,148.60

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Solution

The fourth proportional to 362,110.20, 543,165.30 and 194,148.60 is: 291,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,110.20 : 543,165.30 = 194,148.60 : x
  2. Step 2: Convert to fraction form
    362,110.20/543,165.30 = 194,148.60/x
  3. Step 3: Cross multiply
    362,110.20x = 543,165.30 × 194,148.60
  4. Step 4: Simplify right side
    362,110.20x = 105,454,782,563.58
  5. Step 5: Solve for x
    x = 105,454,782,563.58/362,110.20
  6. Step 6: Final answer
    x = 291,222.90

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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.