Home / 194,772.56-268,785-108,726.57

Finding the Fourth Proportional to 194,772.56, 268,785 and 108,726.57

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Solution

The fourth proportional to 194,772.56, 268,785 and 108,726.57 is: 150,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,772.56 : 268,785 = 108,726.57 : x
  2. Step 2: Convert to fraction form
    194,772.56/268,785 = 108,726.57/x
  3. Step 3: Cross multiply
    194,772.56x = 268,785 × 108,726.57
  4. Step 4: Simplify right side
    194,772.56x = 29,224,071,117.45
  5. Step 5: Solve for x
    x = 29,224,071,117.45/194,772.56
  6. Step 6: Final answer
    x = 150,042.04

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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.