Home / 50,337.74-75,541.27-20,755.57

Finding the Fourth Proportional to 50,337.74, 75,541.27 and 20,755.57

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Solution

The fourth proportional to 50,337.74, 75,541.27 and 20,755.57 is: 31,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,337.74 : 75,541.27 = 20,755.57 : x
  2. Step 2: Convert to fraction form
    50,337.74/75,541.27 = 20,755.57/x
  3. Step 3: Cross multiply
    50,337.74x = 75,541.27 × 20,755.57
  4. Step 4: Simplify right side
    50,337.74x = 1,567,902,117.37
  5. Step 5: Solve for x
    x = 1,567,902,117.37/50,337.74
  6. Step 6: Final answer
    x = 31,147.65

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1.5x scale

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.