Home / 54,451.60-81,628.19-37,819.46

Finding the Fourth Proportional to 54,451.60, 81,628.19 and 37,819.46

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Solution

The fourth proportional to 54,451.60, 81,628.19 and 37,819.46 is: 56,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,451.60 : 81,628.19 = 37,819.46 : x
  2. Step 2: Convert to fraction form
    54,451.60/81,628.19 = 37,819.46/x
  3. Step 3: Cross multiply
    54,451.60x = 81,628.19 × 37,819.46
  4. Step 4: Simplify right side
    54,451.60x = 3,087,134,223.37
  5. Step 5: Solve for x
    x = 3,087,134,223.37/54,451.60
  6. Step 6: Final answer
    x = 56,695.02

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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.