Home / 40,245.08-55,504.14-25,907.36

Finding the Fourth Proportional to 40,245.08, 55,504.14 and 25,907.36

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Solution

The fourth proportional to 40,245.08, 55,504.14 and 25,907.36 is: 35,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.08 : 55,504.14 = 25,907.36 : x
  2. Step 2: Convert to fraction form
    40,245.08/55,504.14 = 25,907.36/x
  3. Step 3: Cross multiply
    40,245.08x = 55,504.14 × 25,907.36
  4. Step 4: Simplify right side
    40,245.08x = 1,437,965,736.47
  5. Step 5: Solve for x
    x = 1,437,965,736.47/40,245.08
  6. Step 6: Final answer
    x = 35,730.22

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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.