Home / 108,650.09-163,021.94-58,765.31

Finding the Fourth Proportional to 108,650.09, 163,021.94 and 58,765.31

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Solution

The fourth proportional to 108,650.09, 163,021.94 and 58,765.31 is: 88,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,650.09 : 163,021.94 = 58,765.31 : x
  2. Step 2: Convert to fraction form
    108,650.09/163,021.94 = 58,765.31/x
  3. Step 3: Cross multiply
    108,650.09x = 163,021.94 × 58,765.31
  4. Step 4: Simplify right side
    108,650.09x = 9,580,034,172.70
  5. Step 5: Solve for x
    x = 9,580,034,172.70/108,650.09
  6. Step 6: Final answer
    x = 88,173.28

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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.