Home / 291,577.92-402,375.78-164,294.52

Finding the Fourth Proportional to 291,577.92, 402,375.78 and 164,294.52

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Solution

The fourth proportional to 291,577.92, 402,375.78 and 164,294.52 is: 226,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,577.92 : 402,375.78 = 164,294.52 : x
  2. Step 2: Convert to fraction form
    291,577.92/402,375.78 = 164,294.52/x
  3. Step 3: Cross multiply
    291,577.92x = 402,375.78 × 164,294.52
  4. Step 4: Simplify right side
    291,577.92x = 66,108,135,634.73
  5. Step 5: Solve for x
    x = 66,108,135,634.73/291,577.92
  6. Step 6: Final answer
    x = 226,725.45

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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.