Home / 156,162.40-234,245.54-54,963.48

Finding the Fourth Proportional to 156,162.40, 234,245.54 and 54,963.48

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Solution

The fourth proportional to 156,162.40, 234,245.54 and 54,963.48 is: 82,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,162.40 : 234,245.54 = 54,963.48 : x
  2. Step 2: Convert to fraction form
    156,162.40/234,245.54 = 54,963.48/x
  3. Step 3: Cross multiply
    156,162.40x = 234,245.54 × 54,963.48
  4. Step 4: Simplify right side
    156,162.40x = 12,874,950,052.88
  5. Step 5: Solve for x
    x = 12,874,950,052.88/156,162.40
  6. Step 6: Final answer
    x = 82,445.90

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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.