Home / 131,057.68-180,676.36-110,833.24

Finding the Fourth Proportional to 131,057.68, 180,676.36 and 110,833.24

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Solution

The fourth proportional to 131,057.68, 180,676.36 and 110,833.24 is: 152,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,057.68 : 180,676.36 = 110,833.24 : x
  2. Step 2: Convert to fraction form
    131,057.68/180,676.36 = 110,833.24/x
  3. Step 3: Cross multiply
    131,057.68x = 180,676.36 × 110,833.24
  4. Step 4: Simplify right side
    131,057.68x = 20,024,946,370.21
  5. Step 5: Solve for x
    x = 20,024,946,370.21/131,057.68
  6. Step 6: Final answer
    x = 152,794.91

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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.