Home / 120,001.26-179,899.83-73,286.94

Finding the Fourth Proportional to 120,001.26, 179,899.83 and 73,286.94

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Solution

The fourth proportional to 120,001.26, 179,899.83 and 73,286.94 is: 109,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,001.26 : 179,899.83 = 73,286.94 : x
  2. Step 2: Convert to fraction form
    120,001.26/179,899.83 = 73,286.94/x
  3. Step 3: Cross multiply
    120,001.26x = 179,899.83 × 73,286.94
  4. Step 4: Simplify right side
    120,001.26x = 13,184,308,047.22
  5. Step 5: Solve for x
    x = 13,184,308,047.22/120,001.26
  6. Step 6: Final answer
    x = 109,868.08

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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.