Home / 263,006.46-362,930.69-148,289.21

Finding the Fourth Proportional to 263,006.46, 362,930.69 and 148,289.21

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Solution

The fourth proportional to 263,006.46, 362,930.69 and 148,289.21 is: 204,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,006.46 : 362,930.69 = 148,289.21 : x
  2. Step 2: Convert to fraction form
    263,006.46/362,930.69 = 148,289.21/x
  3. Step 3: Cross multiply
    263,006.46x = 362,930.69 × 148,289.21
  4. Step 4: Simplify right side
    263,006.46x = 53,818,702,748.76
  5. Step 5: Solve for x
    x = 53,818,702,748.76/263,006.46
  6. Step 6: Final answer
    x = 204,628.82

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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.