Home / 39,025.32-53,878.14-25,620.03

Finding the Fourth Proportional to 39,025.32, 53,878.14 and 25,620.03

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Solution

The fourth proportional to 39,025.32, 53,878.14 and 25,620.03 is: 35,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,025.32 : 53,878.14 = 25,620.03 : x
  2. Step 2: Convert to fraction form
    39,025.32/53,878.14 = 25,620.03/x
  3. Step 3: Cross multiply
    39,025.32x = 53,878.14 × 25,620.03
  4. Step 4: Simplify right side
    39,025.32x = 1,380,359,563.14
  5. Step 5: Solve for x
    x = 1,380,359,563.14/39,025.32
  6. Step 6: Final answer
    x = 35,370.87

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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.