Home / 147,236.68-203,179.62-83,566

Finding the Fourth Proportional to 147,236.68, 203,179.62 and 83,566

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Solution

The fourth proportional to 147,236.68, 203,179.62 and 83,566 is: 115,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,236.68 : 203,179.62 = 83,566 : x
  2. Step 2: Convert to fraction form
    147,236.68/203,179.62 = 83,566/x
  3. Step 3: Cross multiply
    147,236.68x = 203,179.62 × 83,566
  4. Step 4: Simplify right side
    147,236.68x = 16,978,908,124.92
  5. Step 5: Solve for x
    x = 16,978,908,124.92/147,236.68
  6. Step 6: Final answer
    x = 115,317.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.