Home / 39,992.50-55,166.48-25,845.34

Finding the Fourth Proportional to 39,992.50, 55,166.48 and 25,845.34

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Solution

The fourth proportional to 39,992.50, 55,166.48 and 25,845.34 is: 35,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.50 : 55,166.48 = 25,845.34 : x
  2. Step 2: Convert to fraction form
    39,992.50/55,166.48 = 25,845.34/x
  3. Step 3: Cross multiply
    39,992.50x = 55,166.48 × 25,845.34
  4. Step 4: Simplify right side
    39,992.50x = 1,425,796,432.20
  5. Step 5: Solve for x
    x = 1,425,796,432.20/39,992.50
  6. Step 6: Final answer
    x = 35,651.60

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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.