Home / 106,594.08-159,876.54-31,725.78

Finding the Fourth Proportional to 106,594.08, 159,876.54 and 31,725.78

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Solution

The fourth proportional to 106,594.08, 159,876.54 and 31,725.78 is: 47,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,594.08 : 159,876.54 = 31,725.78 : x
  2. Step 2: Convert to fraction form
    106,594.08/159,876.54 = 31,725.78/x
  3. Step 3: Cross multiply
    106,594.08x = 159,876.54 × 31,725.78
  4. Step 4: Simplify right side
    106,594.08x = 5,072,208,414.21
  5. Step 5: Solve for x
    x = 5,072,208,414.21/106,594.08
  6. Step 6: Final answer
    x = 47,584.33

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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.