Home / 79,933.72-110,341.38-54,523.96

Finding the Fourth Proportional to 79,933.72, 110,341.38 and 54,523.96

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Solution

The fourth proportional to 79,933.72, 110,341.38 and 54,523.96 is: 75,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,933.72 : 110,341.38 = 54,523.96 : x
  2. Step 2: Convert to fraction form
    79,933.72/110,341.38 = 54,523.96/x
  3. Step 3: Cross multiply
    79,933.72x = 110,341.38 × 54,523.96
  4. Step 4: Simplify right side
    79,933.72x = 6,016,248,989.46
  5. Step 5: Solve for x
    x = 6,016,248,989.46/79,933.72
  6. Step 6: Final answer
    x = 75,265.47

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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.