Home / 93,887.56-140,103.41-83,917

Finding the Fourth Proportional to 93,887.56, 140,103.41 and 83,917

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Solution

The fourth proportional to 93,887.56, 140,103.41 and 83,917 is: 125,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,887.56 : 140,103.41 = 83,917 : x
  2. Step 2: Convert to fraction form
    93,887.56/140,103.41 = 83,917/x
  3. Step 3: Cross multiply
    93,887.56x = 140,103.41 × 83,917
  4. Step 4: Simplify right side
    93,887.56x = 11,757,057,856.97
  5. Step 5: Solve for x
    x = 11,757,057,856.97/93,887.56
  6. Step 6: Final answer
    x = 125,224.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.