Home / 40,185.70-55,456.04-22,283.34

Finding the Fourth Proportional to 40,185.70, 55,456.04 and 22,283.34

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Solution

The fourth proportional to 40,185.70, 55,456.04 and 22,283.34 is: 30,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,185.70 : 55,456.04 = 22,283.34 : x
  2. Step 2: Convert to fraction form
    40,185.70/55,456.04 = 22,283.34/x
  3. Step 3: Cross multiply
    40,185.70x = 55,456.04 × 22,283.34
  4. Step 4: Simplify right side
    40,185.70x = 1,235,745,794.37
  5. Step 5: Solve for x
    x = 1,235,745,794.37/40,185.70
  6. Step 6: Final answer
    x = 30,750.88

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1.5x scale

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.