Home / 119,431.36-179,119.04-52,835.20

Finding the Fourth Proportional to 119,431.36, 179,119.04 and 52,835.20

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Solution

The fourth proportional to 119,431.36, 179,119.04 and 52,835.20 is: 79,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,431.36 : 179,119.04 = 52,835.20 : x
  2. Step 2: Convert to fraction form
    119,431.36/179,119.04 = 52,835.20/x
  3. Step 3: Cross multiply
    119,431.36x = 179,119.04 × 52,835.20
  4. Step 4: Simplify right side
    119,431.36x = 9,463,790,302.21
  5. Step 5: Solve for x
    x = 9,463,790,302.21/119,431.36
  6. Step 6: Final answer
    x = 79,240.41

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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.