Home / 36,406.56-50,114.70-31,387.41

Finding the Fourth Proportional to 36,406.56, 50,114.70 and 31,387.41

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Solution

The fourth proportional to 36,406.56, 50,114.70 and 31,387.41 is: 43,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.56 : 50,114.70 = 31,387.41 : x
  2. Step 2: Convert to fraction form
    36,406.56/50,114.70 = 31,387.41/x
  3. Step 3: Cross multiply
    36,406.56x = 50,114.70 × 31,387.41
  4. Step 4: Simplify right side
    36,406.56x = 1,572,970,635.93
  5. Step 5: Solve for x
    x = 1,572,970,635.93/36,406.56
  6. Step 6: Final answer
    x = 43,205.69

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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.