Home / 51,523.02-71,107.47-28,865.70

Finding the Fourth Proportional to 51,523.02, 71,107.47 and 28,865.70

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Solution

The fourth proportional to 51,523.02, 71,107.47 and 28,865.70 is: 39,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.02 : 71,107.47 = 28,865.70 : x
  2. Step 2: Convert to fraction form
    51,523.02/71,107.47 = 28,865.70/x
  3. Step 3: Cross multiply
    51,523.02x = 71,107.47 × 28,865.70
  4. Step 4: Simplify right side
    51,523.02x = 2,052,566,896.78
  5. Step 5: Solve for x
    x = 2,052,566,896.78/51,523.02
  6. Step 6: Final answer
    x = 39,837.86

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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.