Home / 199,166.40-298,786.32-57,005.64

Finding the Fourth Proportional to 199,166.40, 298,786.32 and 57,005.64

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Solution

The fourth proportional to 199,166.40, 298,786.32 and 57,005.64 is: 85,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,166.40 : 298,786.32 = 57,005.64 : x
  2. Step 2: Convert to fraction form
    199,166.40/298,786.32 = 57,005.64/x
  3. Step 3: Cross multiply
    199,166.40x = 298,786.32 × 57,005.64
  4. Step 4: Simplify right side
    199,166.40x = 17,032,505,394.84
  5. Step 5: Solve for x
    x = 17,032,505,394.84/199,166.40
  6. Step 6: Final answer
    x = 85,518.97

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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.