Home / 294,769.20-441,987.71-102,555.48

Finding the Fourth Proportional to 294,769.20, 441,987.71 and 102,555.48

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Solution

The fourth proportional to 294,769.20, 441,987.71 and 102,555.48 is: 153,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,769.20 : 441,987.71 = 102,555.48 : x
  2. Step 2: Convert to fraction form
    294,769.20/441,987.71 = 102,555.48/x
  3. Step 3: Cross multiply
    294,769.20x = 441,987.71 × 102,555.48
  4. Step 4: Simplify right side
    294,769.20x = 45,328,261,240.37
  5. Step 5: Solve for x
    x = 45,328,261,240.37/294,769.20
  6. Step 6: Final answer
    x = 153,775.43

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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.