Home / 40,249.51-55,533.09-25,157.54

Finding the Fourth Proportional to 40,249.51, 55,533.09 and 25,157.54

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Solution

The fourth proportional to 40,249.51, 55,533.09 and 25,157.54 is: 34,710.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,249.51 : 55,533.09 = 25,157.54 : x
  2. Step 2: Convert to fraction form
    40,249.51/55,533.09 = 25,157.54/x
  3. Step 3: Cross multiply
    40,249.51x = 55,533.09 × 25,157.54
  4. Step 4: Simplify right side
    40,249.51x = 1,397,075,853.80
  5. Step 5: Solve for x
    x = 1,397,075,853.80/40,249.51
  6. Step 6: Final answer
    x = 34,710.38

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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.