Home / 83,330.37-124,932.92-27,137.03

Finding the Fourth Proportional to 83,330.37, 124,932.92 and 27,137.03

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Solution

The fourth proportional to 83,330.37, 124,932.92 and 27,137.03 is: 40,685.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,330.37 : 124,932.92 = 27,137.03 : x
  2. Step 2: Convert to fraction form
    83,330.37/124,932.92 = 27,137.03/x
  3. Step 3: Cross multiply
    83,330.37x = 124,932.92 × 27,137.03
  4. Step 4: Simplify right side
    83,330.37x = 3,390,307,637.68
  5. Step 5: Solve for x
    x = 3,390,307,637.68/83,330.37
  6. Step 6: Final answer
    x = 40,685.14

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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.