Home / 203,114.41-280,297.39-117,072.69

Finding the Fourth Proportional to 203,114.41, 280,297.39 and 117,072.69

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Solution

The fourth proportional to 203,114.41, 280,297.39 and 117,072.69 is: 161,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,114.41 : 280,297.39 = 117,072.69 : x
  2. Step 2: Convert to fraction form
    203,114.41/280,297.39 = 117,072.69/x
  3. Step 3: Cross multiply
    203,114.41x = 280,297.39 × 117,072.69
  4. Step 4: Simplify right side
    203,114.41x = 32,815,169,570.40
  5. Step 5: Solve for x
    x = 32,815,169,570.40/203,114.41
  6. Step 6: Final answer
    x = 161,560.03

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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.