Home / 193,148.23-289,763.87-65,077.25

Finding the Fourth Proportional to 193,148.23, 289,763.87 and 65,077.25

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Solution

The fourth proportional to 193,148.23, 289,763.87 and 65,077.25 is: 97,629.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,148.23 : 289,763.87 = 65,077.25 : x
  2. Step 2: Convert to fraction form
    193,148.23/289,763.87 = 65,077.25/x
  3. Step 3: Cross multiply
    193,148.23x = 289,763.87 × 65,077.25
  4. Step 4: Simplify right side
    193,148.23x = 18,857,034,034.75
  5. Step 5: Solve for x
    x = 18,857,034,034.75/193,148.23
  6. Step 6: Final answer
    x = 97,629.86

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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.