Home / 277,900.36-383,517.54-157,046.68

Finding the Fourth Proportional to 277,900.36, 383,517.54 and 157,046.68

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Solution

The fourth proportional to 277,900.36, 383,517.54 and 157,046.68 is: 216,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,900.36 : 383,517.54 = 157,046.68 : x
  2. Step 2: Convert to fraction form
    277,900.36/383,517.54 = 157,046.68/x
  3. Step 3: Cross multiply
    277,900.36x = 383,517.54 × 157,046.68
  4. Step 4: Simplify right side
    277,900.36x = 60,230,156,378.77
  5. Step 5: Solve for x
    x = 60,230,156,378.77/277,900.36
  6. Step 6: Final answer
    x = 216,732.92

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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.