Home / 33,868.80-50,752.18-30,177.64

Finding the Fourth Proportional to 33,868.80, 50,752.18 and 30,177.64

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Solution

The fourth proportional to 33,868.80, 50,752.18 and 30,177.64 is: 45,221.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.80 : 50,752.18 = 30,177.64 : x
  2. Step 2: Convert to fraction form
    33,868.80/50,752.18 = 30,177.64/x
  3. Step 3: Cross multiply
    33,868.80x = 50,752.18 × 30,177.64
  4. Step 4: Simplify right side
    33,868.80x = 1,531,581,017.26
  5. Step 5: Solve for x
    x = 1,531,581,017.26/33,868.80
  6. Step 6: Final answer
    x = 45,221.00

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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.