Home / 193,098.47-289,608.11-73,114.03

Finding the Fourth Proportional to 193,098.47, 289,608.11 and 73,114.03

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Solution

The fourth proportional to 193,098.47, 289,608.11 and 73,114.03 is: 109,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,098.47 : 289,608.11 = 73,114.03 : x
  2. Step 2: Convert to fraction form
    193,098.47/289,608.11 = 73,114.03/x
  3. Step 3: Cross multiply
    193,098.47x = 289,608.11 × 73,114.03
  4. Step 4: Simplify right side
    193,098.47x = 21,174,416,042.78
  5. Step 5: Solve for x
    x = 21,174,416,042.78/193,098.47
  6. Step 6: Final answer
    x = 109,656.05

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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.