Home / 108,469.63-149,688.68-60,073.15

Finding the Fourth Proportional to 108,469.63, 149,688.68 and 60,073.15

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Solution

The fourth proportional to 108,469.63, 149,688.68 and 60,073.15 is: 82,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,469.63 : 149,688.68 = 60,073.15 : x
  2. Step 2: Convert to fraction form
    108,469.63/149,688.68 = 60,073.15/x
  3. Step 3: Cross multiply
    108,469.63x = 149,688.68 × 60,073.15
  4. Step 4: Simplify right side
    108,469.63x = 8,992,269,928.68
  5. Step 5: Solve for x
    x = 8,992,269,928.68/108,469.63
  6. Step 6: Final answer
    x = 82,901.27

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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.