Home / 441,106.10-661,659.15-125,573.30

Finding the Fourth Proportional to 441,106.10, 661,659.15 and 125,573.30

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Solution

The fourth proportional to 441,106.10, 661,659.15 and 125,573.30 is: 188,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,106.10 : 661,659.15 = 125,573.30 : x
  2. Step 2: Convert to fraction form
    441,106.10/661,659.15 = 125,573.30/x
  3. Step 3: Cross multiply
    441,106.10x = 661,659.15 × 125,573.30
  4. Step 4: Simplify right side
    441,106.10x = 83,086,722,940.70
  5. Step 5: Solve for x
    x = 83,086,722,940.70/441,106.10
  6. Step 6: Final answer
    x = 188,359.95

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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.