Home / 36,913.39-55,394.55-20,285.03

Finding the Fourth Proportional to 36,913.39, 55,394.55 and 20,285.03

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Solution

The fourth proportional to 36,913.39, 55,394.55 and 20,285.03 is: 30,441.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.39 : 55,394.55 = 20,285.03 : x
  2. Step 2: Convert to fraction form
    36,913.39/55,394.55 = 20,285.03/x
  3. Step 3: Cross multiply
    36,913.39x = 55,394.55 × 20,285.03
  4. Step 4: Simplify right side
    36,913.39x = 1,123,680,247.07
  5. Step 5: Solve for x
    x = 1,123,680,247.07/36,913.39
  6. Step 6: Final answer
    x = 30,441.00

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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.