Home / 277,540.16-383,014.69-170,089.43

Finding the Fourth Proportional to 277,540.16, 383,014.69 and 170,089.43

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Solution

The fourth proportional to 277,540.16, 383,014.69 and 170,089.43 is: 234,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,540.16 : 383,014.69 = 170,089.43 : x
  2. Step 2: Convert to fraction form
    277,540.16/383,014.69 = 170,089.43/x
  3. Step 3: Cross multiply
    277,540.16x = 383,014.69 × 170,089.43
  4. Step 4: Simplify right side
    277,540.16x = 65,146,747,963.43
  5. Step 5: Solve for x
    x = 65,146,747,963.43/277,540.16
  6. Step 6: Final answer
    x = 234,729.09

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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.