Home / 89,556.88-123,588.48-49,269.77

Finding the Fourth Proportional to 89,556.88, 123,588.48 and 49,269.77

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Solution

The fourth proportional to 89,556.88, 123,588.48 and 49,269.77 is: 67,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,556.88 : 123,588.48 = 49,269.77 : x
  2. Step 2: Convert to fraction form
    89,556.88/123,588.48 = 49,269.77/x
  3. Step 3: Cross multiply
    89,556.88x = 123,588.48 × 49,269.77
  4. Step 4: Simplify right side
    89,556.88x = 6,089,175,984.25
  5. Step 5: Solve for x
    x = 6,089,175,984.25/89,556.88
  6. Step 6: Final answer
    x = 67,992.27

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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.