Home / 168,020.20-252,054.30-49,676.20

Finding the Fourth Proportional to 168,020.20, 252,054.30 and 49,676.20

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Solution

The fourth proportional to 168,020.20, 252,054.30 and 49,676.20 is: 74,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.20 : 252,054.30 = 49,676.20 : x
  2. Step 2: Convert to fraction form
    168,020.20/252,054.30 = 49,676.20/x
  3. Step 3: Cross multiply
    168,020.20x = 252,054.30 × 49,676.20
  4. Step 4: Simplify right side
    168,020.20x = 12,521,099,817.66
  5. Step 5: Solve for x
    x = 12,521,099,817.66/168,020.20
  6. Step 6: Final answer
    x = 74,521.40

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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.