Home / 129,924.10-194,849.70-41,204.80

Finding the Fourth Proportional to 129,924.10, 194,849.70 and 41,204.80

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Solution

The fourth proportional to 129,924.10, 194,849.70 and 41,204.80 is: 61,795.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,924.10 : 194,849.70 = 41,204.80 : x
  2. Step 2: Convert to fraction form
    129,924.10/194,849.70 = 41,204.80/x
  3. Step 3: Cross multiply
    129,924.10x = 194,849.70 × 41,204.80
  4. Step 4: Simplify right side
    129,924.10x = 8,028,742,918.56
  5. Step 5: Solve for x
    x = 8,028,742,918.56/129,924.10
  6. Step 6: Final answer
    x = 61,795.64

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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.