Home / 132,467.70-182,846.52-81,496.02

Finding the Fourth Proportional to 132,467.70, 182,846.52 and 81,496.02

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Solution

The fourth proportional to 132,467.70, 182,846.52 and 81,496.02 is: 112,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,467.70 : 182,846.52 = 81,496.02 : x
  2. Step 2: Convert to fraction form
    132,467.70/182,846.52 = 81,496.02/x
  3. Step 3: Cross multiply
    132,467.70x = 182,846.52 × 81,496.02
  4. Step 4: Simplify right side
    132,467.70x = 14,901,263,650.85
  5. Step 5: Solve for x
    x = 14,901,263,650.85/132,467.70
  6. Step 6: Final answer
    x = 112,489.79

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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.