Home / 204,025.80-306,038.70-166,628.10

Finding the Fourth Proportional to 204,025.80, 306,038.70 and 166,628.10

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Solution

The fourth proportional to 204,025.80, 306,038.70 and 166,628.10 is: 249,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,025.80 : 306,038.70 = 166,628.10 : x
  2. Step 2: Convert to fraction form
    204,025.80/306,038.70 = 166,628.10/x
  3. Step 3: Cross multiply
    204,025.80x = 306,038.70 × 166,628.10
  4. Step 4: Simplify right side
    204,025.80x = 50,994,647,107.47
  5. Step 5: Solve for x
    x = 50,994,647,107.47/204,025.80
  6. Step 6: Final answer
    x = 249,942.15

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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.