Home / 108,962.20-163,452.68-30,076.43

Finding the Fourth Proportional to 108,962.20, 163,452.68 and 30,076.43

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Solution

The fourth proportional to 108,962.20, 163,452.68 and 30,076.43 is: 45,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,962.20 : 163,452.68 = 30,076.43 : x
  2. Step 2: Convert to fraction form
    108,962.20/163,452.68 = 30,076.43/x
  3. Step 3: Cross multiply
    108,962.20x = 163,452.68 × 30,076.43
  4. Step 4: Simplify right side
    108,962.20x = 4,916,072,195.88
  5. Step 5: Solve for x
    x = 4,916,072,195.88/108,962.20
  6. Step 6: Final answer
    x = 45,117.23

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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.