Home / 193,439.52-266,948.10-108,576.60

Finding the Fourth Proportional to 193,439.52, 266,948.10 and 108,576.60

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Solution

The fourth proportional to 193,439.52, 266,948.10 and 108,576.60 is: 149,836.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,439.52 : 266,948.10 = 108,576.60 : x
  2. Step 2: Convert to fraction form
    193,439.52/266,948.10 = 108,576.60/x
  3. Step 3: Cross multiply
    193,439.52x = 266,948.10 × 108,576.60
  4. Step 4: Simplify right side
    193,439.52x = 28,984,317,074.46
  5. Step 5: Solve for x
    x = 28,984,317,074.46/193,439.52
  6. Step 6: Final answer
    x = 149,836.58

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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.