Home / 36,438.78-50,308.72-29,740.38

Finding the Fourth Proportional to 36,438.78, 50,308.72 and 29,740.38

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Solution

The fourth proportional to 36,438.78, 50,308.72 and 29,740.38 is: 41,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.78 : 50,308.72 = 29,740.38 : x
  2. Step 2: Convert to fraction form
    36,438.78/50,308.72 = 29,740.38/x
  3. Step 3: Cross multiply
    36,438.78x = 50,308.72 × 29,740.38
  4. Step 4: Simplify right side
    36,438.78x = 1,496,200,450.11
  5. Step 5: Solve for x
    x = 1,496,200,450.11/36,438.78
  6. Step 6: Final answer
    x = 41,060.66

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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.