Home / 175,183.93-261,815.91-127,898.60

Finding the Fourth Proportional to 175,183.93, 261,815.91 and 127,898.60

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Solution

The fourth proportional to 175,183.93, 261,815.91 and 127,898.60 is: 191,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,183.93 : 261,815.91 = 127,898.60 : x
  2. Step 2: Convert to fraction form
    175,183.93/261,815.91 = 127,898.60/x
  3. Step 3: Cross multiply
    175,183.93x = 261,815.91 × 127,898.60
  4. Step 4: Simplify right side
    175,183.93x = 33,485,887,037.65
  5. Step 5: Solve for x
    x = 33,485,887,037.65/175,183.93
  6. Step 6: Final answer
    x = 191,147.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.