Home / 152,432.20-228,000.30-136,750.60

Finding the Fourth Proportional to 152,432.20, 228,000.30 and 136,750.60

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Solution

The fourth proportional to 152,432.20, 228,000.30 and 136,750.60 is: 204,544.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,432.20 : 228,000.30 = 136,750.60 : x
  2. Step 2: Convert to fraction form
    152,432.20/228,000.30 = 136,750.60/x
  3. Step 3: Cross multiply
    152,432.20x = 228,000.30 × 136,750.60
  4. Step 4: Simplify right side
    152,432.20x = 31,179,177,825.18
  5. Step 5: Solve for x
    x = 31,179,177,825.18/152,432.20
  6. Step 6: Final answer
    x = 204,544.56

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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.