Home / 201,227.03-277,632.78-120,625.15

Finding the Fourth Proportional to 201,227.03, 277,632.78 and 120,625.15

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Solution

The fourth proportional to 201,227.03, 277,632.78 and 120,625.15 is: 166,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,227.03 : 277,632.78 = 120,625.15 : x
  2. Step 2: Convert to fraction form
    201,227.03/277,632.78 = 120,625.15/x
  3. Step 3: Cross multiply
    201,227.03x = 277,632.78 × 120,625.15
  4. Step 4: Simplify right side
    201,227.03x = 33,489,495,732.42
  5. Step 5: Solve for x
    x = 33,489,495,732.42/201,227.03
  6. Step 6: Final answer
    x = 166,426.43

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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.