Home / 106,322.62-159,582.75-53,769.82

Finding the Fourth Proportional to 106,322.62, 159,582.75 and 53,769.82

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Solution

The fourth proportional to 106,322.62, 159,582.75 and 53,769.82 is: 80,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,322.62 : 159,582.75 = 53,769.82 : x
  2. Step 2: Convert to fraction form
    106,322.62/159,582.75 = 53,769.82/x
  3. Step 3: Cross multiply
    106,322.62x = 159,582.75 × 53,769.82
  4. Step 4: Simplify right side
    106,322.62x = 8,580,735,742.61
  5. Step 5: Solve for x
    x = 8,580,735,742.61/106,322.62
  6. Step 6: Final answer
    x = 80,704.71

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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.