Home / 154,529.60-231,794.40-95,172.80

Finding the Fourth Proportional to 154,529.60, 231,794.40 and 95,172.80

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Solution

The fourth proportional to 154,529.60, 231,794.40 and 95,172.80 is: 142,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,529.60 : 231,794.40 = 95,172.80 : x
  2. Step 2: Convert to fraction form
    154,529.60/231,794.40 = 95,172.80/x
  3. Step 3: Cross multiply
    154,529.60x = 231,794.40 × 95,172.80
  4. Step 4: Simplify right side
    154,529.60x = 22,060,522,072.32
  5. Step 5: Solve for x
    x = 22,060,522,072.32/154,529.60
  6. Step 6: Final answer
    x = 142,759.20

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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.