Home / 40,591.28-55,979.66-25,485.33

Finding the Fourth Proportional to 40,591.28, 55,979.66 and 25,485.33

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Solution

The fourth proportional to 40,591.28, 55,979.66 and 25,485.33 is: 35,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591.28 : 55,979.66 = 25,485.33 : x
  2. Step 2: Convert to fraction form
    40,591.28/55,979.66 = 25,485.33/x
  3. Step 3: Cross multiply
    40,591.28x = 55,979.66 × 25,485.33
  4. Step 4: Simplify right side
    40,591.28x = 1,426,659,980.96
  5. Step 5: Solve for x
    x = 1,426,659,980.96/40,591.28
  6. Step 6: Final answer
    x = 35,146.96

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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.