Home / 68,075.82-93,942.99-37,861.05

Finding the Fourth Proportional to 68,075.82, 93,942.99 and 37,861.05

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Solution

The fourth proportional to 68,075.82, 93,942.99 and 37,861.05 is: 52,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,075.82 : 93,942.99 = 37,861.05 : x
  2. Step 2: Convert to fraction form
    68,075.82/93,942.99 = 37,861.05/x
  3. Step 3: Cross multiply
    68,075.82x = 93,942.99 × 37,861.05
  4. Step 4: Simplify right side
    68,075.82x = 3,556,780,241.54
  5. Step 5: Solve for x
    x = 3,556,780,241.54/68,075.82
  6. Step 6: Final answer
    x = 52,247.34

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1.5x scale

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.