Home / 106,851.94-160,218.68-43,716.35

Finding the Fourth Proportional to 106,851.94, 160,218.68 and 43,716.35

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Solution

The fourth proportional to 106,851.94, 160,218.68 and 43,716.35 is: 65,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,851.94 : 160,218.68 = 43,716.35 : x
  2. Step 2: Convert to fraction form
    106,851.94/160,218.68 = 43,716.35/x
  3. Step 3: Cross multiply
    106,851.94x = 160,218.68 × 43,716.35
  4. Step 4: Simplify right side
    106,851.94x = 7,004,176,073.38
  5. Step 5: Solve for x
    x = 7,004,176,073.38/106,851.94
  6. Step 6: Final answer
    x = 65,550.30

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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.