Home / 131,306.58-181,184.85-73,936.26

Finding the Fourth Proportional to 131,306.58, 181,184.85 and 73,936.26

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Solution

The fourth proportional to 131,306.58, 181,184.85 and 73,936.26 is: 102,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,306.58 : 181,184.85 = 73,936.26 : x
  2. Step 2: Convert to fraction form
    131,306.58/181,184.85 = 73,936.26/x
  3. Step 3: Cross multiply
    131,306.58x = 181,184.85 × 73,936.26
  4. Step 4: Simplify right side
    131,306.58x = 13,396,130,177.66
  5. Step 5: Solve for x
    x = 13,396,130,177.66/131,306.58
  6. Step 6: Final answer
    x = 102,021.77

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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.