Home / 130,004.04-194,990.94-36,517.80

Finding the Fourth Proportional to 130,004.04, 194,990.94 and 36,517.80

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Solution

The fourth proportional to 130,004.04, 194,990.94 and 36,517.80 is: 54,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,004.04 : 194,990.94 = 36,517.80 : x
  2. Step 2: Convert to fraction form
    130,004.04/194,990.94 = 36,517.80/x
  3. Step 3: Cross multiply
    130,004.04x = 194,990.94 × 36,517.80
  4. Step 4: Simplify right side
    130,004.04x = 7,120,640,148.73
  5. Step 5: Solve for x
    x = 7,120,640,148.73/130,004.04
  6. Step 6: Final answer
    x = 54,772.45

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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.