Home / 39,383.92-54,319.08-25,238.08

Finding the Fourth Proportional to 39,383.92, 54,319.08 and 25,238.08

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Solution

The fourth proportional to 39,383.92, 54,319.08 and 25,238.08 is: 34,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.92 : 54,319.08 = 25,238.08 : x
  2. Step 2: Convert to fraction form
    39,383.92/54,319.08 = 25,238.08/x
  3. Step 3: Cross multiply
    39,383.92x = 54,319.08 × 25,238.08
  4. Step 4: Simplify right side
    39,383.92x = 1,370,909,286.57
  5. Step 5: Solve for x
    x = 1,370,909,286.57/39,383.92
  6. Step 6: Final answer
    x = 34,808.86

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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.