Home / 366,933.49-550,451.27-130,219.90

Finding the Fourth Proportional to 366,933.49, 550,451.27 and 130,219.90

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Solution

The fourth proportional to 366,933.49, 550,451.27 and 130,219.90 is: 195,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,933.49 : 550,451.27 = 130,219.90 : x
  2. Step 2: Convert to fraction form
    366,933.49/550,451.27 = 130,219.90/x
  3. Step 3: Cross multiply
    366,933.49x = 550,451.27 × 130,219.90
  4. Step 4: Simplify right side
    366,933.49x = 71,679,709,334.27
  5. Step 5: Solve for x
    x = 71,679,709,334.27/366,933.49
  6. Step 6: Final answer
    x = 195,347.96

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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.