Home / 192,725.42-289,058.97-52,495.10

Finding the Fourth Proportional to 192,725.42, 289,058.97 and 52,495.10

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Solution

The fourth proportional to 192,725.42, 289,058.97 and 52,495.10 is: 78,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,725.42 : 289,058.97 = 52,495.10 : x
  2. Step 2: Convert to fraction form
    192,725.42/289,058.97 = 52,495.10/x
  3. Step 3: Cross multiply
    192,725.42x = 289,058.97 × 52,495.10
  4. Step 4: Simplify right side
    192,725.42x = 15,174,179,536.05
  5. Step 5: Solve for x
    x = 15,174,179,536.05/192,725.42
  6. Step 6: Final answer
    x = 78,734.71

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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.