Home / 36,307.05-50,103.08-20,174.43

Finding the Fourth Proportional to 36,307.05, 50,103.08 and 20,174.43

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Solution

The fourth proportional to 36,307.05, 50,103.08 and 20,174.43 is: 27,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,307.05 : 50,103.08 = 20,174.43 : x
  2. Step 2: Convert to fraction form
    36,307.05/50,103.08 = 20,174.43/x
  3. Step 3: Cross multiply
    36,307.05x = 50,103.08 × 20,174.43
  4. Step 4: Simplify right side
    36,307.05x = 1,010,800,979.37
  5. Step 5: Solve for x
    x = 1,010,800,979.37/36,307.05
  6. Step 6: Final answer
    x = 27,840.35

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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.