Home / 39,203.76-54,100.96-23,080.44

Finding the Fourth Proportional to 39,203.76, 54,100.96 and 23,080.44

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Solution

The fourth proportional to 39,203.76, 54,100.96 and 23,080.44 is: 31,850.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203.76 : 54,100.96 = 23,080.44 : x
  2. Step 2: Convert to fraction form
    39,203.76/54,100.96 = 23,080.44/x
  3. Step 3: Cross multiply
    39,203.76x = 54,100.96 × 23,080.44
  4. Step 4: Simplify right side
    39,203.76x = 1,248,673,961.22
  5. Step 5: Solve for x
    x = 1,248,673,961.22/39,203.76
  6. Step 6: Final answer
    x = 31,850.87

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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.