Home / 118,755.44-163,879.29-67,767.23

Finding the Fourth Proportional to 118,755.44, 163,879.29 and 67,767.23

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Solution

The fourth proportional to 118,755.44, 163,879.29 and 67,767.23 is: 93,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,755.44 : 163,879.29 = 67,767.23 : x
  2. Step 2: Convert to fraction form
    118,755.44/163,879.29 = 67,767.23/x
  3. Step 3: Cross multiply
    118,755.44x = 163,879.29 × 67,767.23
  4. Step 4: Simplify right side
    118,755.44x = 11,105,645,537.67
  5. Step 5: Solve for x
    x = 11,105,645,537.67/118,755.44
  6. Step 6: Final answer
    x = 93,516.94

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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.