Home / 311,017.96-466,457.82-131,075.56

Finding the Fourth Proportional to 311,017.96, 466,457.82 and 131,075.56

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Solution

The fourth proportional to 311,017.96, 466,457.82 and 131,075.56 is: 196,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,017.96 : 466,457.82 = 131,075.56 : x
  2. Step 2: Convert to fraction form
    311,017.96/466,457.82 = 131,075.56/x
  3. Step 3: Cross multiply
    311,017.96x = 466,457.82 × 131,075.56
  4. Step 4: Simplify right side
    311,017.96x = 61,141,219,972.88
  5. Step 5: Solve for x
    x = 61,141,219,972.88/311,017.96
  6. Step 6: Final answer
    x = 196,584.21

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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.