Home / 108,949.56-163,273.14-49,640.28

Finding the Fourth Proportional to 108,949.56, 163,273.14 and 49,640.28

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Solution

The fourth proportional to 108,949.56, 163,273.14 and 49,640.28 is: 74,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,949.56 : 163,273.14 = 49,640.28 : x
  2. Step 2: Convert to fraction form
    108,949.56/163,273.14 = 49,640.28/x
  3. Step 3: Cross multiply
    108,949.56x = 163,273.14 × 49,640.28
  4. Step 4: Simplify right side
    108,949.56x = 8,104,924,386.08
  5. Step 5: Solve for x
    x = 8,104,924,386.08/108,949.56
  6. Step 6: Final answer
    x = 74,391.53

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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.