Home / 74,493.27-111,741.93-21,904.43

Finding the Fourth Proportional to 74,493.27, 111,741.93 and 21,904.43

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Solution

The fourth proportional to 74,493.27, 111,741.93 and 21,904.43 is: 32,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,493.27 : 111,741.93 = 21,904.43 : x
  2. Step 2: Convert to fraction form
    74,493.27/111,741.93 = 21,904.43/x
  3. Step 3: Cross multiply
    74,493.27x = 111,741.93 × 21,904.43
  4. Step 4: Simplify right side
    74,493.27x = 2,447,642,725.04
  5. Step 5: Solve for x
    x = 2,447,642,725.04/74,493.27
  6. Step 6: Final answer
    x = 32,857.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.