Home / 179,943.06-270,008.02-73,405.20

Finding the Fourth Proportional to 179,943.06, 270,008.02 and 73,405.20

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Solution

The fourth proportional to 179,943.06, 270,008.02 and 73,405.20 is: 110,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,943.06 : 270,008.02 = 73,405.20 : x
  2. Step 2: Convert to fraction form
    179,943.06/270,008.02 = 73,405.20/x
  3. Step 3: Cross multiply
    179,943.06x = 270,008.02 × 73,405.20
  4. Step 4: Simplify right side
    179,943.06x = 19,819,992,709.70
  5. Step 5: Solve for x
    x = 19,819,992,709.70/179,943.06
  6. Step 6: Final answer
    x = 110,145.91

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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.