Home / 102,932.20-154,383.90-32,818.60

Finding the Fourth Proportional to 102,932.20, 154,383.90 and 32,818.60

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Solution

The fourth proportional to 102,932.20, 154,383.90 and 32,818.60 is: 49,223.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,932.20 : 154,383.90 = 32,818.60 : x
  2. Step 2: Convert to fraction form
    102,932.20/154,383.90 = 32,818.60/x
  3. Step 3: Cross multiply
    102,932.20x = 154,383.90 × 32,818.60
  4. Step 4: Simplify right side
    102,932.20x = 5,066,663,460.54
  5. Step 5: Solve for x
    x = 5,066,663,460.54/102,932.20
  6. Step 6: Final answer
    x = 49,223.31

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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.