Home / 130,694.73-195,726.33-74,364.18

Finding the Fourth Proportional to 130,694.73, 195,726.33 and 74,364.18

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Solution

The fourth proportional to 130,694.73, 195,726.33 and 74,364.18 is: 111,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,694.73 : 195,726.33 = 74,364.18 : x
  2. Step 2: Convert to fraction form
    130,694.73/195,726.33 = 74,364.18/x
  3. Step 3: Cross multiply
    130,694.73x = 195,726.33 × 74,364.18
  4. Step 4: Simplify right side
    130,694.73x = 14,555,028,034.86
  5. Step 5: Solve for x
    x = 14,555,028,034.86/130,694.73
  6. Step 6: Final answer
    x = 111,366.60

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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.