Home / 106,917.64-160,429.92-47,795.74

Finding the Fourth Proportional to 106,917.64, 160,429.92 and 47,795.74

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Solution

The fourth proportional to 106,917.64, 160,429.92 and 47,795.74 is: 71,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,917.64 : 160,429.92 = 47,795.74 : x
  2. Step 2: Convert to fraction form
    106,917.64/160,429.92 = 47,795.74/x
  3. Step 3: Cross multiply
    106,917.64x = 160,429.92 × 47,795.74
  4. Step 4: Simplify right side
    106,917.64x = 7,667,866,744.54
  5. Step 5: Solve for x
    x = 7,667,866,744.54/106,917.64
  6. Step 6: Final answer
    x = 71,717.51

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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.