Home / 201,249.41-277,431.52-140,631.91

Finding the Fourth Proportional to 201,249.41, 277,431.52 and 140,631.91

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Solution

The fourth proportional to 201,249.41, 277,431.52 and 140,631.91 is: 193,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,249.41 : 277,431.52 = 140,631.91 : x
  2. Step 2: Convert to fraction form
    201,249.41/277,431.52 = 140,631.91/x
  3. Step 3: Cross multiply
    201,249.41x = 277,431.52 × 140,631.91
  4. Step 4: Simplify right side
    201,249.41x = 39,015,723,506.64
  5. Step 5: Solve for x
    x = 39,015,723,506.64/201,249.41
  6. Step 6: Final answer
    x = 193,867.52

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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.