Home / 88,224.60-121,745.92-49,983.37

Finding the Fourth Proportional to 88,224.60, 121,745.92 and 49,983.37

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Solution

The fourth proportional to 88,224.60, 121,745.92 and 49,983.37 is: 68,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,224.60 : 121,745.92 = 49,983.37 : x
  2. Step 2: Convert to fraction form
    88,224.60/121,745.92 = 49,983.37/x
  3. Step 3: Cross multiply
    88,224.60x = 121,745.92 × 49,983.37
  4. Step 4: Simplify right side
    88,224.60x = 6,085,270,506.70
  5. Step 5: Solve for x
    x = 6,085,270,506.70/88,224.60
  6. Step 6: Final answer
    x = 68,974.76

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1.5x scale

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.