Home / 294,339.45-441,517.84-81,110.60

Finding the Fourth Proportional to 294,339.45, 441,517.84 and 81,110.60

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Solution

The fourth proportional to 294,339.45, 441,517.84 and 81,110.60 is: 121,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,339.45 : 441,517.84 = 81,110.60 : x
  2. Step 2: Convert to fraction form
    294,339.45/441,517.84 = 81,110.60/x
  3. Step 3: Cross multiply
    294,339.45x = 441,517.84 × 81,110.60
  4. Step 4: Simplify right side
    294,339.45x = 35,811,776,158.43
  5. Step 5: Solve for x
    x = 35,811,776,158.43/294,339.45
  6. Step 6: Final answer
    x = 121,668.28

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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.