Home / 83,481.06-125,156.79-43,483.26

Finding the Fourth Proportional to 83,481.06, 125,156.79 and 43,483.26

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Solution

The fourth proportional to 83,481.06, 125,156.79 and 43,483.26 is: 65,191.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,481.06 : 125,156.79 = 43,483.26 : x
  2. Step 2: Convert to fraction form
    83,481.06/125,156.79 = 43,483.26/x
  3. Step 3: Cross multiply
    83,481.06x = 125,156.79 × 43,483.26
  4. Step 4: Simplify right side
    83,481.06x = 5,442,225,240.34
  5. Step 5: Solve for x
    x = 5,442,225,240.34/83,481.06
  6. Step 6: Final answer
    x = 65,191.14

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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.