Home / 51,977.27-71,747.06-30,756.48

Finding the Fourth Proportional to 51,977.27, 71,747.06 and 30,756.48

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Solution

The fourth proportional to 51,977.27, 71,747.06 and 30,756.48 is: 42,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.27 : 71,747.06 = 30,756.48 : x
  2. Step 2: Convert to fraction form
    51,977.27/71,747.06 = 30,756.48/x
  3. Step 3: Cross multiply
    51,977.27x = 71,747.06 × 30,756.48
  4. Step 4: Simplify right side
    51,977.27x = 2,206,686,862.17
  5. Step 5: Solve for x
    x = 2,206,686,862.17/51,977.27
  6. Step 6: Final answer
    x = 42,454.85

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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.