Home / 168,735.40-232,845.62-93,279

Finding the Fourth Proportional to 168,735.40, 232,845.62 and 93,279

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Solution

The fourth proportional to 168,735.40, 232,845.62 and 93,279 is: 128,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,735.40 : 232,845.62 = 93,279 : x
  2. Step 2: Convert to fraction form
    168,735.40/232,845.62 = 93,279/x
  3. Step 3: Cross multiply
    168,735.40x = 232,845.62 × 93,279
  4. Step 4: Simplify right side
    168,735.40x = 21,719,606,587.98
  5. Step 5: Solve for x
    x = 21,719,606,587.98/168,735.40
  6. Step 6: Final answer
    x = 128,719.92

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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.