Home / 130,696.73-195,729.33-74,366.18

Finding the Fourth Proportional to 130,696.73, 195,729.33 and 74,366.18

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Solution

The fourth proportional to 130,696.73, 195,729.33 and 74,366.18 is: 111,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,696.73 : 195,729.33 = 74,366.18 : x
  2. Step 2: Convert to fraction form
    130,696.73/195,729.33 = 74,366.18/x
  3. Step 3: Cross multiply
    130,696.73x = 195,729.33 × 74,366.18
  4. Step 4: Simplify right side
    130,696.73x = 14,555,642,586.06
  5. Step 5: Solve for x
    x = 14,555,642,586.06/130,696.73
  6. Step 6: Final answer
    x = 111,369.60

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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.