Home / 151,844.22-209,546.60-83,862.92

Finding the Fourth Proportional to 151,844.22, 209,546.60 and 83,862.92

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Solution

The fourth proportional to 151,844.22, 209,546.60 and 83,862.92 is: 115,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,844.22 : 209,546.60 = 83,862.92 : x
  2. Step 2: Convert to fraction form
    151,844.22/209,546.60 = 83,862.92/x
  3. Step 3: Cross multiply
    151,844.22x = 209,546.60 × 83,862.92
  4. Step 4: Simplify right side
    151,844.22x = 17,573,188,914.00
  5. Step 5: Solve for x
    x = 17,573,188,914.00/151,844.22
  6. Step 6: Final answer
    x = 115,731.69

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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.