Home / 245,576.20-368,148.30-166,433.80

Finding the Fourth Proportional to 245,576.20, 368,148.30 and 166,433.80

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Solution

The fourth proportional to 245,576.20, 368,148.30 and 166,433.80 is: 249,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,576.20 : 368,148.30 = 166,433.80 : x
  2. Step 2: Convert to fraction form
    245,576.20/368,148.30 = 166,433.80/x
  3. Step 3: Cross multiply
    245,576.20x = 368,148.30 × 166,433.80
  4. Step 4: Simplify right side
    245,576.20x = 61,272,320,532.54
  5. Step 5: Solve for x
    x = 61,272,320,532.54/245,576.20
  6. Step 6: Final answer
    x = 249,504.31

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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.