Home / 40,205.58-55,447.38-25,099.64

Finding the Fourth Proportional to 40,205.58, 55,447.38 and 25,099.64

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Solution

The fourth proportional to 40,205.58, 55,447.38 and 25,099.64 is: 34,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.58 : 55,447.38 = 25,099.64 : x
  2. Step 2: Convert to fraction form
    40,205.58/55,447.38 = 25,099.64/x
  3. Step 3: Cross multiply
    40,205.58x = 55,447.38 × 25,099.64
  4. Step 4: Simplify right side
    40,205.58x = 1,391,709,276.94
  5. Step 5: Solve for x
    x = 1,391,709,276.94/40,205.58
  6. Step 6: Final answer
    x = 34,614.83

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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.