Home / 88,493.06-132,427.74-55,228.80

Finding the Fourth Proportional to 88,493.06, 132,427.74 and 55,228.80

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Solution

The fourth proportional to 88,493.06, 132,427.74 and 55,228.80 is: 82,648.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,493.06 : 132,427.74 = 55,228.80 : x
  2. Step 2: Convert to fraction form
    88,493.06/132,427.74 = 55,228.80/x
  3. Step 3: Cross multiply
    88,493.06x = 132,427.74 × 55,228.80
  4. Step 4: Simplify right side
    88,493.06x = 7,313,825,166.91
  5. Step 5: Solve for x
    x = 7,313,825,166.91/88,493.06
  6. Step 6: Final answer
    x = 82,648.57

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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.