Home / 29,080.62-40,119.30-18,466.38

Finding the Fourth Proportional to 29,080.62, 40,119.30 and 18,466.38

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Solution

The fourth proportional to 29,080.62, 40,119.30 and 18,466.38 is: 25,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,080.62 : 40,119.30 = 18,466.38 : x
  2. Step 2: Convert to fraction form
    29,080.62/40,119.30 = 18,466.38/x
  3. Step 3: Cross multiply
    29,080.62x = 40,119.30 × 18,466.38
  4. Step 4: Simplify right side
    29,080.62x = 740,858,239.13
  5. Step 5: Solve for x
    x = 740,858,239.13/29,080.62
  6. Step 6: Final answer
    x = 25,476.01

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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.