Home / 194,934.75-269,010.77-105,510.75

Finding the Fourth Proportional to 194,934.75, 269,010.77 and 105,510.75

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Solution

The fourth proportional to 194,934.75, 269,010.77 and 105,510.75 is: 145,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,934.75 : 269,010.77 = 105,510.75 : x
  2. Step 2: Convert to fraction form
    194,934.75/269,010.77 = 105,510.75/x
  3. Step 3: Cross multiply
    194,934.75x = 269,010.77 × 105,510.75
  4. Step 4: Simplify right side
    194,934.75x = 28,383,527,573.22
  5. Step 5: Solve for x
    x = 28,383,527,573.22/194,934.75
  6. Step 6: Final answer
    x = 145,605.27

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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.