Home / 50,577.18-75,899.56-20,995.02

Finding the Fourth Proportional to 50,577.18, 75,899.56 and 20,995.02

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Solution

The fourth proportional to 50,577.18, 75,899.56 and 20,995.02 is: 31,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,577.18 : 75,899.56 = 20,995.02 : x
  2. Step 2: Convert to fraction form
    50,577.18/75,899.56 = 20,995.02/x
  3. Step 3: Cross multiply
    50,577.18x = 75,899.56 × 20,995.02
  4. Step 4: Simplify right side
    50,577.18x = 1,593,512,780.19
  5. Step 5: Solve for x
    x = 1,593,512,780.19/50,577.18
  6. Step 6: Final answer
    x = 31,506.56

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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.