Home / 102,983.87-154,534.20-55,598.33

Finding the Fourth Proportional to 102,983.87, 154,534.20 and 55,598.33

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Solution

The fourth proportional to 102,983.87, 154,534.20 and 55,598.33 is: 83,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,983.87 : 154,534.20 = 55,598.33 : x
  2. Step 2: Convert to fraction form
    102,983.87/154,534.20 = 55,598.33/x
  3. Step 3: Cross multiply
    102,983.87x = 154,534.20 × 55,598.33
  4. Step 4: Simplify right side
    102,983.87x = 8,591,843,625.73
  5. Step 5: Solve for x
    x = 8,591,843,625.73/102,983.87
  6. Step 6: Final answer
    x = 83,429.02

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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.