Home / 156,396.44-234,611.06-51,223.61

Finding the Fourth Proportional to 156,396.44, 234,611.06 and 51,223.61

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Solution

The fourth proportional to 156,396.44, 234,611.06 and 51,223.61 is: 76,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,396.44 : 234,611.06 = 51,223.61 : x
  2. Step 2: Convert to fraction form
    156,396.44/234,611.06 = 51,223.61/x
  3. Step 3: Cross multiply
    156,396.44x = 234,611.06 × 51,223.61
  4. Step 4: Simplify right side
    156,396.44x = 12,017,624,009.95
  5. Step 5: Solve for x
    x = 12,017,624,009.95/156,396.44
  6. Step 6: Final answer
    x = 76,840.78

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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.