Home / 141,198.03-194,846.43-76,665.75

Finding the Fourth Proportional to 141,198.03, 194,846.43 and 76,665.75

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Solution

The fourth proportional to 141,198.03, 194,846.43 and 76,665.75 is: 105,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,198.03 : 194,846.43 = 76,665.75 : x
  2. Step 2: Convert to fraction form
    141,198.03/194,846.43 = 76,665.75/x
  3. Step 3: Cross multiply
    141,198.03x = 194,846.43 × 76,665.75
  4. Step 4: Simplify right side
    141,198.03x = 14,938,047,690.77
  5. Step 5: Solve for x
    x = 14,938,047,690.77/141,198.03
  6. Step 6: Final answer
    x = 105,795.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.