Home / 83,427.52-125,157.60-36,680.24

Finding the Fourth Proportional to 83,427.52, 125,157.60 and 36,680.24

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Solution

The fourth proportional to 83,427.52, 125,157.60 and 36,680.24 is: 55,027.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,427.52 : 125,157.60 = 36,680.24 : x
  2. Step 2: Convert to fraction form
    83,427.52/125,157.60 = 36,680.24/x
  3. Step 3: Cross multiply
    83,427.52x = 125,157.60 × 36,680.24
  4. Step 4: Simplify right side
    83,427.52x = 4,590,810,805.82
  5. Step 5: Solve for x
    x = 4,590,810,805.82/83,427.52
  6. Step 6: Final answer
    x = 55,027.54

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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.