Home / 79,198.14-118,814.94-26,606.19

Finding the Fourth Proportional to 79,198.14, 118,814.94 and 26,606.19

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Solution

The fourth proportional to 79,198.14, 118,814.94 and 26,606.19 is: 39,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,198.14 : 118,814.94 = 26,606.19 : x
  2. Step 2: Convert to fraction form
    79,198.14/118,814.94 = 26,606.19/x
  3. Step 3: Cross multiply
    79,198.14x = 118,814.94 × 26,606.19
  4. Step 4: Simplify right side
    79,198.14x = 3,161,212,141.37
  5. Step 5: Solve for x
    x = 3,161,212,141.37/79,198.14
  6. Step 6: Final answer
    x = 39,915.23

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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.