Home / 156,323.80-234,535.92-51,118.84

Finding the Fourth Proportional to 156,323.80, 234,535.92 and 51,118.84

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Solution

The fourth proportional to 156,323.80, 234,535.92 and 51,118.84 is: 76,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,323.80 : 234,535.92 = 51,118.84 : x
  2. Step 2: Convert to fraction form
    156,323.80/234,535.92 = 51,118.84/x
  3. Step 3: Cross multiply
    156,323.80x = 234,535.92 × 51,118.84
  4. Step 4: Simplify right side
    156,323.80x = 11,989,204,168.73
  5. Step 5: Solve for x
    x = 11,989,204,168.73/156,323.80
  6. Step 6: Final answer
    x = 76,694.68

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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.