Home / 178,822.80-267,845.40-108,579.60

Finding the Fourth Proportional to 178,822.80, 267,845.40 and 108,579.60

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Solution

The fourth proportional to 178,822.80, 267,845.40 and 108,579.60 is: 162,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,822.80 : 267,845.40 = 108,579.60 : x
  2. Step 2: Convert to fraction form
    178,822.80/267,845.40 = 108,579.60/x
  3. Step 3: Cross multiply
    178,822.80x = 267,845.40 × 108,579.60
  4. Step 4: Simplify right side
    178,822.80x = 29,082,546,393.84
  5. Step 5: Solve for x
    x = 29,082,546,393.84/178,822.80
  6. Step 6: Final answer
    x = 162,633.32

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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.