Home / 104,540.44-156,020.64-94,451.39

Finding the Fourth Proportional to 104,540.44, 156,020.64 and 94,451.39

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Solution

The fourth proportional to 104,540.44, 156,020.64 and 94,451.39 is: 140,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,540.44 : 156,020.64 = 94,451.39 : x
  2. Step 2: Convert to fraction form
    104,540.44/156,020.64 = 94,451.39/x
  3. Step 3: Cross multiply
    104,540.44x = 156,020.64 × 94,451.39
  4. Step 4: Simplify right side
    104,540.44x = 14,736,366,316.69
  5. Step 5: Solve for x
    x = 14,736,366,316.69/104,540.44
  6. Step 6: Final answer
    x = 140,963.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.