Home / 168,262.13-252,442.41-49,936.55

Finding the Fourth Proportional to 168,262.13, 252,442.41 and 49,936.55

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Solution

The fourth proportional to 168,262.13, 252,442.41 and 49,936.55 is: 74,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,262.13 : 252,442.41 = 49,936.55 : x
  2. Step 2: Convert to fraction form
    168,262.13/252,442.41 = 49,936.55/x
  3. Step 3: Cross multiply
    168,262.13x = 252,442.41 × 49,936.55
  4. Step 4: Simplify right side
    168,262.13x = 12,606,102,999.60
  5. Step 5: Solve for x
    x = 12,606,102,999.60/168,262.13
  6. Step 6: Final answer
    x = 74,919.43

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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.