Home / 194,954.26-269,037.72-105,530.26

Finding the Fourth Proportional to 194,954.26, 269,037.72 and 105,530.26

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Solution

The fourth proportional to 194,954.26, 269,037.72 and 105,530.26 is: 145,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,954.26 : 269,037.72 = 105,530.26 : x
  2. Step 2: Convert to fraction form
    194,954.26/269,037.72 = 105,530.26/x
  3. Step 3: Cross multiply
    194,954.26x = 269,037.72 × 105,530.26
  4. Step 4: Simplify right side
    194,954.26x = 28,391,620,541.41
  5. Step 5: Solve for x
    x = 28,391,620,541.41/194,954.26
  6. Step 6: Final answer
    x = 145,632.21

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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.