Home / 109,520.08-164,279.76-26,414.08

Finding the Fourth Proportional to 109,520.08, 164,279.76 and 26,414.08

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Solution

The fourth proportional to 109,520.08, 164,279.76 and 26,414.08 is: 39,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,520.08 : 164,279.76 = 26,414.08 : x
  2. Step 2: Convert to fraction form
    109,520.08/164,279.76 = 26,414.08/x
  3. Step 3: Cross multiply
    109,520.08x = 164,279.76 × 26,414.08
  4. Step 4: Simplify right side
    109,520.08x = 4,339,298,723.02
  5. Step 5: Solve for x
    x = 4,339,298,723.02/109,520.08
  6. Step 6: Final answer
    x = 39,621.03

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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.