Home / 112,090.77-168,135.75-33,198.80

Finding the Fourth Proportional to 112,090.77, 168,135.75 and 33,198.80

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Solution

The fourth proportional to 112,090.77, 168,135.75 and 33,198.80 is: 49,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,090.77 : 168,135.75 = 33,198.80 : x
  2. Step 2: Convert to fraction form
    112,090.77/168,135.75 = 33,198.80/x
  3. Step 3: Cross multiply
    112,090.77x = 168,135.75 × 33,198.80
  4. Step 4: Simplify right side
    112,090.77x = 5,581,904,296.42
  5. Step 5: Solve for x
    x = 5,581,904,296.42/112,090.77
  6. Step 6: Final answer
    x = 49,798.07

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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.