Home / 199,364.09-298,799.90-171,085.37

Finding the Fourth Proportional to 199,364.09, 298,799.90 and 171,085.37

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Solution

The fourth proportional to 199,364.09, 298,799.90 and 171,085.37 is: 256,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,364.09 : 298,799.90 = 171,085.37 : x
  2. Step 2: Convert to fraction form
    199,364.09/298,799.90 = 171,085.37/x
  3. Step 3: Cross multiply
    199,364.09x = 298,799.90 × 171,085.37
  4. Step 4: Simplify right side
    199,364.09x = 51,120,291,339.04
  5. Step 5: Solve for x
    x = 51,120,291,339.04/199,364.09
  6. Step 6: Final answer
    x = 256,416.74

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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.