Home / 193,131.33-289,641.64-58,208.47

Finding the Fourth Proportional to 193,131.33, 289,641.64 and 58,208.47

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Solution

The fourth proportional to 193,131.33, 289,641.64 and 58,208.47 is: 87,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,131.33 : 289,641.64 = 58,208.47 : x
  2. Step 2: Convert to fraction form
    193,131.33/289,641.64 = 58,208.47/x
  3. Step 3: Cross multiply
    193,131.33x = 289,641.64 × 58,208.47
  4. Step 4: Simplify right side
    193,131.33x = 16,859,595,843.07
  5. Step 5: Solve for x
    x = 16,859,595,843.07/193,131.33
  6. Step 6: Final answer
    x = 87,296.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.