Home / 277,106.62-382,372.89-154,570.24

Finding the Fourth Proportional to 277,106.62, 382,372.89 and 154,570.24

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Solution

The fourth proportional to 277,106.62, 382,372.89 and 154,570.24 is: 213,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,106.62 : 382,372.89 = 154,570.24 : x
  2. Step 2: Convert to fraction form
    277,106.62/382,372.89 = 154,570.24/x
  3. Step 3: Cross multiply
    277,106.62x = 382,372.89 × 154,570.24
  4. Step 4: Simplify right side
    277,106.62x = 59,103,469,376.79
  5. Step 5: Solve for x
    x = 59,103,469,376.79/277,106.62
  6. Step 6: Final answer
    x = 213,287.83

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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.