Home / 166,268.32-249,439.38-47,930.43

Finding the Fourth Proportional to 166,268.32, 249,439.38 and 47,930.43

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Solution

The fourth proportional to 166,268.32, 249,439.38 and 47,930.43 is: 71,906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,268.32 : 249,439.38 = 47,930.43 : x
  2. Step 2: Convert to fraction form
    166,268.32/249,439.38 = 47,930.43/x
  3. Step 3: Cross multiply
    166,268.32x = 249,439.38 × 47,930.43
  4. Step 4: Simplify right side
    166,268.32x = 11,955,735,495.14
  5. Step 5: Solve for x
    x = 11,955,735,495.14/166,268.32
  6. Step 6: Final answer
    x = 71,906.27

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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.