Home / 193,033.62-266,389.02-108,148.86

Finding the Fourth Proportional to 193,033.62, 266,389.02 and 108,148.86

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Solution

The fourth proportional to 193,033.62, 266,389.02 and 108,148.86 is: 149,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,033.62 : 266,389.02 = 108,148.86 : x
  2. Step 2: Convert to fraction form
    193,033.62/266,389.02 = 108,148.86/x
  3. Step 3: Cross multiply
    193,033.62x = 266,389.02 × 108,148.86
  4. Step 4: Simplify right side
    193,033.62x = 28,809,668,829.52
  5. Step 5: Solve for x
    x = 28,809,668,829.52/193,033.62
  6. Step 6: Final answer
    x = 149,246.90

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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.