Home / 51,414.08-70,952.90-28,753.94

Finding the Fourth Proportional to 51,414.08, 70,952.90 and 28,753.94

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Solution

The fourth proportional to 51,414.08, 70,952.90 and 28,753.94 is: 39,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,414.08 : 70,952.90 = 28,753.94 : x
  2. Step 2: Convert to fraction form
    51,414.08/70,952.90 = 28,753.94/x
  3. Step 3: Cross multiply
    51,414.08x = 70,952.90 × 28,753.94
  4. Step 4: Simplify right side
    51,414.08x = 2,040,175,429.43
  5. Step 5: Solve for x
    x = 2,040,175,429.43/51,414.08
  6. Step 6: Final answer
    x = 39,681.26

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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.