Home / 166,236.73-249,724.16-103,103.51

Finding the Fourth Proportional to 166,236.73, 249,724.16 and 103,103.51

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Solution

The fourth proportional to 166,236.73, 249,724.16 and 103,103.51 is: 154,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236.73 : 249,724.16 = 103,103.51 : x
  2. Step 2: Convert to fraction form
    166,236.73/249,724.16 = 103,103.51/x
  3. Step 3: Cross multiply
    166,236.73x = 249,724.16 × 103,103.51
  4. Step 4: Simplify right side
    166,236.73x = 25,747,436,912.28
  5. Step 5: Solve for x
    x = 25,747,436,912.28/166,236.73
  6. Step 6: Final answer
    x = 154,884.17

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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.