Home / 168,742.88-253,184.19-73,924.08

Finding the Fourth Proportional to 168,742.88, 253,184.19 and 73,924.08

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Solution

The fourth proportional to 168,742.88, 253,184.19 and 73,924.08 is: 110,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,742.88 : 253,184.19 = 73,924.08 : x
  2. Step 2: Convert to fraction form
    168,742.88/253,184.19 = 73,924.08/x
  3. Step 3: Cross multiply
    168,742.88x = 253,184.19 × 73,924.08
  4. Step 4: Simplify right side
    168,742.88x = 18,716,408,316.30
  5. Step 5: Solve for x
    x = 18,716,408,316.30/168,742.88
  6. Step 6: Final answer
    x = 110,916.73

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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.