Home / 180,628.24-270,954.78-54,263.20

Finding the Fourth Proportional to 180,628.24, 270,954.78 and 54,263.20

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Solution

The fourth proportional to 180,628.24, 270,954.78 and 54,263.20 is: 81,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,628.24 : 270,954.78 = 54,263.20 : x
  2. Step 2: Convert to fraction form
    180,628.24/270,954.78 = 54,263.20/x
  3. Step 3: Cross multiply
    180,628.24x = 270,954.78 × 54,263.20
  4. Step 4: Simplify right side
    180,628.24x = 14,702,873,418.10
  5. Step 5: Solve for x
    x = 14,702,873,418.10/180,628.24
  6. Step 6: Final answer
    x = 81,398.53

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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.