Home / 51,577.16-71,163.16-30,352.44

Finding the Fourth Proportional to 51,577.16, 71,163.16 and 30,352.44

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Solution

The fourth proportional to 51,577.16, 71,163.16 and 30,352.44 is: 41,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577.16 : 71,163.16 = 30,352.44 : x
  2. Step 2: Convert to fraction form
    51,577.16/71,163.16 = 30,352.44/x
  3. Step 3: Cross multiply
    51,577.16x = 71,163.16 × 30,352.44
  4. Step 4: Simplify right side
    51,577.16x = 2,159,975,544.11
  5. Step 5: Solve for x
    x = 2,159,975,544.11/51,577.16
  6. Step 6: Final answer
    x = 41,878.53

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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.