Home / 201,586.20-302,249.70-83,304.60

Finding the Fourth Proportional to 201,586.20, 302,249.70 and 83,304.60

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Solution

The fourth proportional to 201,586.20, 302,249.70 and 83,304.60 is: 124,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,586.20 : 302,249.70 = 83,304.60 : x
  2. Step 2: Convert to fraction form
    201,586.20/302,249.70 = 83,304.60/x
  3. Step 3: Cross multiply
    201,586.20x = 302,249.70 × 83,304.60
  4. Step 4: Simplify right side
    201,586.20x = 25,178,790,358.62
  5. Step 5: Solve for x
    x = 25,178,790,358.62/201,586.20
  6. Step 6: Final answer
    x = 124,903.34

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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.