Home / 154,295.20-231,360.48-73,156.96

Finding the Fourth Proportional to 154,295.20, 231,360.48 and 73,156.96

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Solution

The fourth proportional to 154,295.20, 231,360.48 and 73,156.96 is: 109,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,295.20 : 231,360.48 = 73,156.96 : x
  2. Step 2: Convert to fraction form
    154,295.20/231,360.48 = 73,156.96/x
  3. Step 3: Cross multiply
    154,295.20x = 231,360.48 × 73,156.96
  4. Step 4: Simplify right side
    154,295.20x = 16,925,629,380.94
  5. Step 5: Solve for x
    x = 16,925,629,380.94/154,295.20
  6. Step 6: Final answer
    x = 109,696.41

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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.