Home / 102,660.20-153,975.90-32,546.60

Finding the Fourth Proportional to 102,660.20, 153,975.90 and 32,546.60

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Solution

The fourth proportional to 102,660.20, 153,975.90 and 32,546.60 is: 48,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,660.20 : 153,975.90 = 32,546.60 : x
  2. Step 2: Convert to fraction form
    102,660.20/153,975.90 = 32,546.60/x
  3. Step 3: Cross multiply
    102,660.20x = 153,975.90 × 32,546.60
  4. Step 4: Simplify right side
    102,660.20x = 5,011,392,026.94
  5. Step 5: Solve for x
    x = 5,011,392,026.94/102,660.20
  6. Step 6: Final answer
    x = 48,815.33

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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.