Home / 203,936.93-281,427.91-113,293.11

Finding the Fourth Proportional to 203,936.93, 281,427.91 and 113,293.11

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Solution

The fourth proportional to 203,936.93, 281,427.91 and 113,293.11 is: 156,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,936.93 : 281,427.91 = 113,293.11 : x
  2. Step 2: Convert to fraction form
    203,936.93/281,427.91 = 113,293.11/x
  3. Step 3: Cross multiply
    203,936.93x = 281,427.91 × 113,293.11
  4. Step 4: Simplify right side
    203,936.93x = 31,883,843,936.82
  5. Step 5: Solve for x
    x = 31,883,843,936.82/203,936.93
  6. Step 6: Final answer
    x = 156,341.69

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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.