Home / 177,791.76-245,246.04-117,363.60

Finding the Fourth Proportional to 177,791.76, 245,246.04 and 117,363.60

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Solution

The fourth proportional to 177,791.76, 245,246.04 and 117,363.60 is: 161,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,791.76 : 245,246.04 = 117,363.60 : x
  2. Step 2: Convert to fraction form
    177,791.76/245,246.04 = 117,363.60/x
  3. Step 3: Cross multiply
    177,791.76x = 245,246.04 × 117,363.60
  4. Step 4: Simplify right side
    177,791.76x = 28,782,958,140.14
  5. Step 5: Solve for x
    x = 28,782,958,140.14/177,791.76
  6. Step 6: Final answer
    x = 161,891.41

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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.