Home / 116,895.26-161,312.22-65,907.54

Finding the Fourth Proportional to 116,895.26, 161,312.22 and 65,907.54

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Solution

The fourth proportional to 116,895.26, 161,312.22 and 65,907.54 is: 90,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,895.26 : 161,312.22 = 65,907.54 : x
  2. Step 2: Convert to fraction form
    116,895.26/161,312.22 = 65,907.54/x
  3. Step 3: Cross multiply
    116,895.26x = 161,312.22 × 65,907.54
  4. Step 4: Simplify right side
    116,895.26x = 10,631,691,592.14
  5. Step 5: Solve for x
    x = 10,631,691,592.14/116,895.26
  6. Step 6: Final answer
    x = 90,950.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.