Home / 178,868.80-267,914.40-108,625.60

Finding the Fourth Proportional to 178,868.80, 267,914.40 and 108,625.60

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Solution

The fourth proportional to 178,868.80, 267,914.40 and 108,625.60 is: 162,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,868.80 : 267,914.40 = 108,625.60 : x
  2. Step 2: Convert to fraction form
    178,868.80/267,914.40 = 108,625.60/x
  3. Step 3: Cross multiply
    178,868.80x = 267,914.40 × 108,625.60
  4. Step 4: Simplify right side
    178,868.80x = 29,102,362,448.64
  5. Step 5: Solve for x
    x = 29,102,362,448.64/178,868.80
  6. Step 6: Final answer
    x = 162,702.28

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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.