Home / 36,051.99-49,751.85-20,137.05

Finding the Fourth Proportional to 36,051.99, 49,751.85 and 20,137.05

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Solution

The fourth proportional to 36,051.99, 49,751.85 and 20,137.05 is: 27,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,051.99 : 49,751.85 = 20,137.05 : x
  2. Step 2: Convert to fraction form
    36,051.99/49,751.85 = 20,137.05/x
  3. Step 3: Cross multiply
    36,051.99x = 49,751.85 × 20,137.05
  4. Step 4: Simplify right side
    36,051.99x = 1,001,855,491.04
  5. Step 5: Solve for x
    x = 1,001,855,491.04/36,051.99
  6. Step 6: Final answer
    x = 27,789.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.