Home / 116,350.92-160,579.26-71,019.36

Finding the Fourth Proportional to 116,350.92, 160,579.26 and 71,019.36

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Solution

The fourth proportional to 116,350.92, 160,579.26 and 71,019.36 is: 98,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,350.92 : 160,579.26 = 71,019.36 : x
  2. Step 2: Convert to fraction form
    116,350.92/160,579.26 = 71,019.36/x
  3. Step 3: Cross multiply
    116,350.92x = 160,579.26 × 71,019.36
  4. Step 4: Simplify right side
    116,350.92x = 11,404,236,274.47
  5. Step 5: Solve for x
    x = 11,404,236,274.47/116,350.92
  6. Step 6: Final answer
    x = 98,015.87

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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.