Home / 29,055.53-40,081.39-23,990.20

Finding the Fourth Proportional to 29,055.53, 40,081.39 and 23,990.20

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Solution

The fourth proportional to 29,055.53, 40,081.39 and 23,990.20 is: 33,093.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,055.53 : 40,081.39 = 23,990.20 : x
  2. Step 2: Convert to fraction form
    29,055.53/40,081.39 = 23,990.20/x
  3. Step 3: Cross multiply
    29,055.53x = 40,081.39 × 23,990.20
  4. Step 4: Simplify right side
    29,055.53x = 961,560,402.20
  5. Step 5: Solve for x
    x = 961,560,402.20/29,055.53
  6. Step 6: Final answer
    x = 33,093.88

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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.