Home / 64,540.41-89,074.11-36,246.09

Finding the Fourth Proportional to 64,540.41, 89,074.11 and 36,246.09

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Solution

The fourth proportional to 64,540.41, 89,074.11 and 36,246.09 is: 50,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,540.41 : 89,074.11 = 36,246.09 : x
  2. Step 2: Convert to fraction form
    64,540.41/89,074.11 = 36,246.09/x
  3. Step 3: Cross multiply
    64,540.41x = 89,074.11 × 36,246.09
  4. Step 4: Simplify right side
    64,540.41x = 3,228,588,677.68
  5. Step 5: Solve for x
    x = 3,228,588,677.68/64,540.41
  6. Step 6: Final answer
    x = 50,024.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.