Home / 83,819.02-125,680.93-27,643.82

Finding the Fourth Proportional to 83,819.02, 125,680.93 and 27,643.82

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Solution

The fourth proportional to 83,819.02, 125,680.93 and 27,643.82 is: 41,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,819.02 : 125,680.93 = 27,643.82 : x
  2. Step 2: Convert to fraction form
    83,819.02/125,680.93 = 27,643.82/x
  3. Step 3: Cross multiply
    83,819.02x = 125,680.93 × 27,643.82
  4. Step 4: Simplify right side
    83,819.02x = 3,474,301,006.35
  5. Step 5: Solve for x
    x = 3,474,301,006.35/83,819.02
  6. Step 6: Final answer
    x = 41,450.03

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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.