Home / 199,368.23-298,806.09-171,089.51

Finding the Fourth Proportional to 199,368.23, 298,806.09 and 171,089.51

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Solution

The fourth proportional to 199,368.23, 298,806.09 and 171,089.51 is: 256,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,368.23 : 298,806.09 = 171,089.51 : x
  2. Step 2: Convert to fraction form
    199,368.23/298,806.09 = 171,089.51/x
  3. Step 3: Cross multiply
    199,368.23x = 298,806.09 × 171,089.51
  4. Step 4: Simplify right side
    199,368.23x = 51,122,586,029.09
  5. Step 5: Solve for x
    x = 51,122,586,029.09/199,368.23
  6. Step 6: Final answer
    x = 256,422.94

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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.