Home / 101,167.26-139,589.16-58,703.01

Finding the Fourth Proportional to 101,167.26, 139,589.16 and 58,703.01

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Solution

The fourth proportional to 101,167.26, 139,589.16 and 58,703.01 is: 80,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,167.26 : 139,589.16 = 58,703.01 : x
  2. Step 2: Convert to fraction form
    101,167.26/139,589.16 = 58,703.01/x
  3. Step 3: Cross multiply
    101,167.26x = 139,589.16 × 58,703.01
  4. Step 4: Simplify right side
    101,167.26x = 8,194,303,855.37
  5. Step 5: Solve for x
    x = 8,194,303,855.37/101,167.26
  6. Step 6: Final answer
    x = 80,997.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.