Home / 152,158.20-228,237.30-122,634.60

Finding the Fourth Proportional to 152,158.20, 228,237.30 and 122,634.60

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Solution

The fourth proportional to 152,158.20, 228,237.30 and 122,634.60 is: 183,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,158.20 : 228,237.30 = 122,634.60 : x
  2. Step 2: Convert to fraction form
    152,158.20/228,237.30 = 122,634.60/x
  3. Step 3: Cross multiply
    152,158.20x = 228,237.30 × 122,634.60
  4. Step 4: Simplify right side
    152,158.20x = 27,989,789,990.58
  5. Step 5: Solve for x
    x = 27,989,789,990.58/152,158.20
  6. Step 6: Final answer
    x = 183,951.90

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1.5x scale

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.