Home / 40,126.58-55,359.81-25,987.22

Finding the Fourth Proportional to 40,126.58, 55,359.81 and 25,987.22

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Solution

The fourth proportional to 40,126.58, 55,359.81 and 25,987.22 is: 35,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,126.58 : 55,359.81 = 25,987.22 : x
  2. Step 2: Convert to fraction form
    40,126.58/55,359.81 = 25,987.22/x
  3. Step 3: Cross multiply
    40,126.58x = 55,359.81 × 25,987.22
  4. Step 4: Simplify right side
    40,126.58x = 1,438,647,561.63
  5. Step 5: Solve for x
    x = 1,438,647,561.63/40,126.58
  6. Step 6: Final answer
    x = 35,852.73

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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.