Home / 151,508.26-209,093.84-83,531.44

Finding the Fourth Proportional to 151,508.26, 209,093.84 and 83,531.44

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Solution

The fourth proportional to 151,508.26, 209,093.84 and 83,531.44 is: 115,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,508.26 : 209,093.84 = 83,531.44 : x
  2. Step 2: Convert to fraction form
    151,508.26/209,093.84 = 83,531.44/x
  3. Step 3: Cross multiply
    151,508.26x = 209,093.84 × 83,531.44
  4. Step 4: Simplify right side
    151,508.26x = 17,465,909,550.33
  5. Step 5: Solve for x
    x = 17,465,909,550.33/151,508.26
  6. Step 6: Final answer
    x = 115,280.25

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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.