Home / 45,856.73-63,255.41-28,834

Finding the Fourth Proportional to 45,856.73, 63,255.41 and 28,834

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Solution

The fourth proportional to 45,856.73, 63,255.41 and 28,834 is: 39,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,856.73 : 63,255.41 = 28,834 : x
  2. Step 2: Convert to fraction form
    45,856.73/63,255.41 = 28,834/x
  3. Step 3: Cross multiply
    45,856.73x = 63,255.41 × 28,834
  4. Step 4: Simplify right side
    45,856.73x = 1,823,906,491.94
  5. Step 5: Solve for x
    x = 1,823,906,491.94/45,856.73
  6. Step 6: Final answer
    x = 39,774.02

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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.