Home / 132,826.92-183,295.78-72,396.28

Finding the Fourth Proportional to 132,826.92, 183,295.78 and 72,396.28

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Solution

The fourth proportional to 132,826.92, 183,295.78 and 72,396.28 is: 99,903.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.92 : 183,295.78 = 72,396.28 : x
  2. Step 2: Convert to fraction form
    132,826.92/183,295.78 = 72,396.28/x
  3. Step 3: Cross multiply
    132,826.92x = 183,295.78 × 72,396.28
  4. Step 4: Simplify right side
    132,826.92x = 13,269,932,611.70
  5. Step 5: Solve for x
    x = 13,269,932,611.70/132,826.92
  6. Step 6: Final answer
    x = 99,903.94

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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.