Home / 204,075.69-281,611.99-113,428.59

Finding the Fourth Proportional to 204,075.69, 281,611.99 and 113,428.59

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Solution

The fourth proportional to 204,075.69, 281,611.99 and 113,428.59 is: 156,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,075.69 : 281,611.99 = 113,428.59 : x
  2. Step 2: Convert to fraction form
    204,075.69/281,611.99 = 113,428.59/x
  3. Step 3: Cross multiply
    204,075.69x = 281,611.99 × 113,428.59
  4. Step 4: Simplify right side
    204,075.69x = 31,942,850,038.53
  5. Step 5: Solve for x
    x = 31,942,850,038.53/204,075.69
  6. Step 6: Final answer
    x = 156,524.53

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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.