Home / 118,967.36-178,467.54-40,104.14

Finding the Fourth Proportional to 118,967.36, 178,467.54 and 40,104.14

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Solution

The fourth proportional to 118,967.36, 178,467.54 and 40,104.14 is: 60,161.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,967.36 : 178,467.54 = 40,104.14 : x
  2. Step 2: Convert to fraction form
    118,967.36/178,467.54 = 40,104.14/x
  3. Step 3: Cross multiply
    118,967.36x = 178,467.54 × 40,104.14
  4. Step 4: Simplify right side
    118,967.36x = 7,157,287,209.62
  5. Step 5: Solve for x
    x = 7,157,287,209.62/118,967.36
  6. Step 6: Final answer
    x = 60,161.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.