Home / 39,107.96-53,961.56-23,186.60

Finding the Fourth Proportional to 39,107.96, 53,961.56 and 23,186.60

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Solution

The fourth proportional to 39,107.96, 53,961.56 and 23,186.60 is: 31,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.96 : 53,961.56 = 23,186.60 : x
  2. Step 2: Convert to fraction form
    39,107.96/53,961.56 = 23,186.60/x
  3. Step 3: Cross multiply
    39,107.96x = 53,961.56 × 23,186.60
  4. Step 4: Simplify right side
    39,107.96x = 1,251,185,107.10
  5. Step 5: Solve for x
    x = 1,251,185,107.10/39,107.96
  6. Step 6: Final answer
    x = 31,993.11

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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.