Home / 193,742.74-290,613.66-53,500.96

Finding the Fourth Proportional to 193,742.74, 290,613.66 and 53,500.96

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Solution

The fourth proportional to 193,742.74, 290,613.66 and 53,500.96 is: 80,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,742.74 : 290,613.66 = 53,500.96 : x
  2. Step 2: Convert to fraction form
    193,742.74/290,613.66 = 53,500.96/x
  3. Step 3: Cross multiply
    193,742.74x = 290,613.66 × 53,500.96
  4. Step 4: Simplify right side
    193,742.74x = 15,548,109,799.11
  5. Step 5: Solve for x
    x = 15,548,109,799.11/193,742.74
  6. Step 6: Final answer
    x = 80,251.32

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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.