Home / 109,240.27-163,879.13-50,081.01

Finding the Fourth Proportional to 109,240.27, 163,879.13 and 50,081.01

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Solution

The fourth proportional to 109,240.27, 163,879.13 and 50,081.01 is: 75,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,240.27 : 163,879.13 = 50,081.01 : x
  2. Step 2: Convert to fraction form
    109,240.27/163,879.13 = 50,081.01/x
  3. Step 3: Cross multiply
    109,240.27x = 163,879.13 × 50,081.01
  4. Step 4: Simplify right side
    109,240.27x = 8,207,231,858.98
  5. Step 5: Solve for x
    x = 8,207,231,858.98/109,240.27
  6. Step 6: Final answer
    x = 75,130.10

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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.