Home / 116,947.92-161,388.06-63,232.94

Finding the Fourth Proportional to 116,947.92, 161,388.06 and 63,232.94

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Solution

The fourth proportional to 116,947.92, 161,388.06 and 63,232.94 is: 87,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,947.92 : 161,388.06 = 63,232.94 : x
  2. Step 2: Convert to fraction form
    116,947.92/161,388.06 = 63,232.94/x
  3. Step 3: Cross multiply
    116,947.92x = 161,388.06 × 63,232.94
  4. Step 4: Simplify right side
    116,947.92x = 10,205,041,514.70
  5. Step 5: Solve for x
    x = 10,205,041,514.70/116,947.92
  6. Step 6: Final answer
    x = 87,261.42

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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.