Home / 194,938.75-269,016.29-105,514.75

Finding the Fourth Proportional to 194,938.75, 269,016.29 and 105,514.75

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Solution

The fourth proportional to 194,938.75, 269,016.29 and 105,514.75 is: 145,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,938.75 : 269,016.29 = 105,514.75 : x
  2. Step 2: Convert to fraction form
    194,938.75/269,016.29 = 105,514.75/x
  3. Step 3: Cross multiply
    194,938.75x = 269,016.29 × 105,514.75
  4. Step 4: Simplify right side
    194,938.75x = 28,385,186,585.28
  5. Step 5: Solve for x
    x = 28,385,186,585.28/194,938.75
  6. Step 6: Final answer
    x = 145,610.80

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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.