Home / 168,311.90-252,520.23-49,983.86

Finding the Fourth Proportional to 168,311.90, 252,520.23 and 49,983.86

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Solution

The fourth proportional to 168,311.90, 252,520.23 and 49,983.86 is: 74,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,311.90 : 252,520.23 = 49,983.86 : x
  2. Step 2: Convert to fraction form
    168,311.90/252,520.23 = 49,983.86/x
  3. Step 3: Cross multiply
    168,311.90x = 252,520.23 × 49,983.86
  4. Step 4: Simplify right side
    168,311.90x = 12,621,935,823.49
  5. Step 5: Solve for x
    x = 12,621,935,823.49/168,311.90
  6. Step 6: Final answer
    x = 74,991.35

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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.