Home / 39,216.19-54,090.98-25,783.15

Finding the Fourth Proportional to 39,216.19, 54,090.98 and 25,783.15

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Solution

The fourth proportional to 39,216.19, 54,090.98 and 25,783.15 is: 35,562.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.19 : 54,090.98 = 25,783.15 : x
  2. Step 2: Convert to fraction form
    39,216.19/54,090.98 = 25,783.15/x
  3. Step 3: Cross multiply
    39,216.19x = 54,090.98 × 25,783.15
  4. Step 4: Simplify right side
    39,216.19x = 1,394,635,850.99
  5. Step 5: Solve for x
    x = 1,394,635,850.99/39,216.19
  6. Step 6: Final answer
    x = 35,562.76

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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.