Home / 36,677.96-50,420.97-31,554.80

Finding the Fourth Proportional to 36,677.96, 50,420.97 and 31,554.80

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Solution

The fourth proportional to 36,677.96, 50,420.97 and 31,554.80 is: 43,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.96 : 50,420.97 = 31,554.80 : x
  2. Step 2: Convert to fraction form
    36,677.96/50,420.97 = 31,554.80/x
  3. Step 3: Cross multiply
    36,677.96x = 50,420.97 × 31,554.80
  4. Step 4: Simplify right side
    36,677.96x = 1,591,023,624.16
  5. Step 5: Solve for x
    x = 1,591,023,624.16/36,677.96
  6. Step 6: Final answer
    x = 43,378.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.