Home / 50,717.89-69,967.38-32,818.78

Finding the Fourth Proportional to 50,717.89, 69,967.38 and 32,818.78

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Solution

The fourth proportional to 50,717.89, 69,967.38 and 32,818.78 is: 45,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,717.89 : 69,967.38 = 32,818.78 : x
  2. Step 2: Convert to fraction form
    50,717.89/69,967.38 = 32,818.78/x
  3. Step 3: Cross multiply
    50,717.89x = 69,967.38 × 32,818.78
  4. Step 4: Simplify right side
    50,717.89x = 2,296,244,051.40
  5. Step 5: Solve for x
    x = 2,296,244,051.40/50,717.89
  6. Step 6: Final answer
    x = 45,274.83

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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.