Home / 199,750.46-275,655.32-109,106.42

Finding the Fourth Proportional to 199,750.46, 275,655.32 and 109,106.42

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Solution

The fourth proportional to 199,750.46, 275,655.32 and 109,106.42 is: 150,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,750.46 : 275,655.32 = 109,106.42 : x
  2. Step 2: Convert to fraction form
    199,750.46/275,655.32 = 109,106.42/x
  3. Step 3: Cross multiply
    199,750.46x = 275,655.32 × 109,106.42
  4. Step 4: Simplify right side
    199,750.46x = 30,075,765,119.15
  5. Step 5: Solve for x
    x = 30,075,765,119.15/199,750.46
  6. Step 6: Final answer
    x = 150,566.69

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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.