Home / 156,234.60-234,364.04-51,064.20

Finding the Fourth Proportional to 156,234.60, 234,364.04 and 51,064.20

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Solution

The fourth proportional to 156,234.60, 234,364.04 and 51,064.20 is: 76,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,234.60 : 234,364.04 = 51,064.20 : x
  2. Step 2: Convert to fraction form
    156,234.60/234,364.04 = 51,064.20/x
  3. Step 3: Cross multiply
    156,234.60x = 234,364.04 × 51,064.20
  4. Step 4: Simplify right side
    156,234.60x = 11,967,612,339.03
  5. Step 5: Solve for x
    x = 11,967,612,339.03/156,234.60
  6. Step 6: Final answer
    x = 76,600.27

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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.