Home / 39,940.08-55,092.88-25,595.08

Finding the Fourth Proportional to 39,940.08, 55,092.88 and 25,595.08

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Solution

The fourth proportional to 39,940.08, 55,092.88 and 25,595.08 is: 35,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940.08 : 55,092.88 = 25,595.08 : x
  2. Step 2: Convert to fraction form
    39,940.08/55,092.88 = 25,595.08/x
  3. Step 3: Cross multiply
    39,940.08x = 55,092.88 × 25,595.08
  4. Step 4: Simplify right side
    39,940.08x = 1,410,106,671.03
  5. Step 5: Solve for x
    x = 1,410,106,671.03/39,940.08
  6. Step 6: Final answer
    x = 35,305.55

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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.