Home / 154,728.20-232,092.30-80,846.60

Finding the Fourth Proportional to 154,728.20, 232,092.30 and 80,846.60

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Solution

The fourth proportional to 154,728.20, 232,092.30 and 80,846.60 is: 121,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,728.20 : 232,092.30 = 80,846.60 : x
  2. Step 2: Convert to fraction form
    154,728.20/232,092.30 = 80,846.60/x
  3. Step 3: Cross multiply
    154,728.20x = 232,092.30 × 80,846.60
  4. Step 4: Simplify right side
    154,728.20x = 18,763,873,341.18
  5. Step 5: Solve for x
    x = 18,763,873,341.18/154,728.20
  6. Step 6: Final answer
    x = 121,269.90

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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.