Home / 106,725.69-160,140.43-50,498.81

Finding the Fourth Proportional to 106,725.69, 160,140.43 and 50,498.81

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Solution

The fourth proportional to 106,725.69, 160,140.43 and 50,498.81 is: 75,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,725.69 : 160,140.43 = 50,498.81 : x
  2. Step 2: Convert to fraction form
    106,725.69/160,140.43 = 50,498.81/x
  3. Step 3: Cross multiply
    106,725.69x = 160,140.43 × 50,498.81
  4. Step 4: Simplify right side
    106,725.69x = 8,086,901,371.19
  5. Step 5: Solve for x
    x = 8,086,901,371.19/106,725.69
  6. Step 6: Final answer
    x = 75,772.78

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1.5x scale

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.