Home / 132,917.36-199,342.01-39,401.24

Finding the Fourth Proportional to 132,917.36, 199,342.01 and 39,401.24

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Solution

The fourth proportional to 132,917.36, 199,342.01 and 39,401.24 is: 59,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,917.36 : 199,342.01 = 39,401.24 : x
  2. Step 2: Convert to fraction form
    132,917.36/199,342.01 = 39,401.24/x
  3. Step 3: Cross multiply
    132,917.36x = 199,342.01 × 39,401.24
  4. Step 4: Simplify right side
    132,917.36x = 7,854,321,479.89
  5. Step 5: Solve for x
    x = 7,854,321,479.89/132,917.36
  6. Step 6: Final answer
    x = 59,091.77

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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.