Home / 151,512.48-209,077.74-83,525.94

Finding the Fourth Proportional to 151,512.48, 209,077.74 and 83,525.94

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Solution

The fourth proportional to 151,512.48, 209,077.74 and 83,525.94 is: 115,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,512.48 : 209,077.74 = 83,525.94 : x
  2. Step 2: Convert to fraction form
    151,512.48/209,077.74 = 83,525.94/x
  3. Step 3: Cross multiply
    151,512.48x = 209,077.74 × 83,525.94
  4. Step 4: Simplify right side
    151,512.48x = 17,463,414,766.58
  5. Step 5: Solve for x
    x = 17,463,414,766.58/151,512.48
  6. Step 6: Final answer
    x = 115,260.57

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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.