Home / 93,821.22-140,743.44-30,647.70

Finding the Fourth Proportional to 93,821.22, 140,743.44 and 30,647.70

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Solution

The fourth proportional to 93,821.22, 140,743.44 and 30,647.70 is: 45,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,821.22 : 140,743.44 = 30,647.70 : x
  2. Step 2: Convert to fraction form
    93,821.22/140,743.44 = 30,647.70/x
  3. Step 3: Cross multiply
    93,821.22x = 140,743.44 × 30,647.70
  4. Step 4: Simplify right side
    93,821.22x = 4,313,462,726.09
  5. Step 5: Solve for x
    x = 4,313,462,726.09/93,821.22
  6. Step 6: Final answer
    x = 45,975.34

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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.