Home / 89,487.97-123,477.33-50,725.92

Finding the Fourth Proportional to 89,487.97, 123,477.33 and 50,725.92

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Solution

The fourth proportional to 89,487.97, 123,477.33 and 50,725.92 is: 69,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,487.97 : 123,477.33 = 50,725.92 : x
  2. Step 2: Convert to fraction form
    89,487.97/123,477.33 = 50,725.92/x
  3. Step 3: Cross multiply
    89,487.97x = 123,477.33 × 50,725.92
  4. Step 4: Simplify right side
    89,487.97x = 6,263,501,163.39
  5. Step 5: Solve for x
    x = 6,263,501,163.39/89,487.97
  6. Step 6: Final answer
    x = 69,992.66

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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.