Home / 194,556.60-268,442.38-118,074

Finding the Fourth Proportional to 194,556.60, 268,442.38 and 118,074

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Solution

The fourth proportional to 194,556.60, 268,442.38 and 118,074 is: 162,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,556.60 : 268,442.38 = 118,074 : x
  2. Step 2: Convert to fraction form
    194,556.60/268,442.38 = 118,074/x
  3. Step 3: Cross multiply
    194,556.60x = 268,442.38 × 118,074
  4. Step 4: Simplify right side
    194,556.60x = 31,696,065,576.12
  5. Step 5: Solve for x
    x = 31,696,065,576.12/194,556.60
  6. Step 6: Final answer
    x = 162,914.37

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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.