Home / 199,159.55-274,836.72-108,516.26

Finding the Fourth Proportional to 199,159.55, 274,836.72 and 108,516.26

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Solution

The fourth proportional to 199,159.55, 274,836.72 and 108,516.26 is: 149,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,159.55 : 274,836.72 = 108,516.26 : x
  2. Step 2: Convert to fraction form
    199,159.55/274,836.72 = 108,516.26/x
  3. Step 3: Cross multiply
    199,159.55x = 274,836.72 × 108,516.26
  4. Step 4: Simplify right side
    199,159.55x = 29,824,252,965.07
  5. Step 5: Solve for x
    x = 29,824,252,965.07/199,159.55
  6. Step 6: Final answer
    x = 149,750.55

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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.