Home / 113,943.66-170,882.55-43,806.30

Finding the Fourth Proportional to 113,943.66, 170,882.55 and 43,806.30

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Solution

The fourth proportional to 113,943.66, 170,882.55 and 43,806.30 is: 65,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,943.66 : 170,882.55 = 43,806.30 : x
  2. Step 2: Convert to fraction form
    113,943.66/170,882.55 = 43,806.30/x
  3. Step 3: Cross multiply
    113,943.66x = 170,882.55 × 43,806.30
  4. Step 4: Simplify right side
    113,943.66x = 7,485,732,250.07
  5. Step 5: Solve for x
    x = 7,485,732,250.07/113,943.66
  6. Step 6: Final answer
    x = 65,696.79

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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.