Home / 39,539.28-54,584.28-26,859.54

Finding the Fourth Proportional to 39,539.28, 54,584.28 and 26,859.54

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Solution

The fourth proportional to 39,539.28, 54,584.28 and 26,859.54 is: 37,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,539.28 : 54,584.28 = 26,859.54 : x
  2. Step 2: Convert to fraction form
    39,539.28/54,584.28 = 26,859.54/x
  3. Step 3: Cross multiply
    39,539.28x = 54,584.28 × 26,859.54
  4. Step 4: Simplify right side
    39,539.28x = 1,466,108,652.03
  5. Step 5: Solve for x
    x = 1,466,108,652.03/39,539.28
  6. Step 6: Final answer
    x = 37,079.80

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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.