Home / 64,899.39-89,540.19-36,214.41

Finding the Fourth Proportional to 64,899.39, 89,540.19 and 36,214.41

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Solution

The fourth proportional to 64,899.39, 89,540.19 and 36,214.41 is: 49,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,899.39 : 89,540.19 = 36,214.41 : x
  2. Step 2: Convert to fraction form
    64,899.39/89,540.19 = 36,214.41/x
  3. Step 3: Cross multiply
    64,899.39x = 89,540.19 × 36,214.41
  4. Step 4: Simplify right side
    64,899.39x = 3,242,645,152.14
  5. Step 5: Solve for x
    x = 3,242,645,152.14/64,899.39
  6. Step 6: Final answer
    x = 49,964.19

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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.