Home / 51,257.10-76,878.45-16,200.30

Finding the Fourth Proportional to 51,257.10, 76,878.45 and 16,200.30

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Solution

The fourth proportional to 51,257.10, 76,878.45 and 16,200.30 is: 24,298.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,257.10 : 76,878.45 = 16,200.30 : x
  2. Step 2: Convert to fraction form
    51,257.10/76,878.45 = 16,200.30/x
  3. Step 3: Cross multiply
    51,257.10x = 76,878.45 × 16,200.30
  4. Step 4: Simplify right side
    51,257.10x = 1,245,453,953.54
  5. Step 5: Solve for x
    x = 1,245,453,953.54/51,257.10
  6. Step 6: Final answer
    x = 24,298.17

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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.