Home / 30,147.88-45,002.24-27,924.43

Finding the Fourth Proportional to 30,147.88, 45,002.24 and 27,924.43

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Solution

The fourth proportional to 30,147.88, 45,002.24 and 27,924.43 is: 41,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,147.88 : 45,002.24 = 27,924.43 : x
  2. Step 2: Convert to fraction form
    30,147.88/45,002.24 = 27,924.43/x
  3. Step 3: Cross multiply
    30,147.88x = 45,002.24 × 27,924.43
  4. Step 4: Simplify right side
    30,147.88x = 1,256,661,858.03
  5. Step 5: Solve for x
    x = 1,256,661,858.03/30,147.88
  6. Step 6: Final answer
    x = 41,683.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.