Home / 113,523.78-170,324.55-43,423.14

Finding the Fourth Proportional to 113,523.78, 170,324.55 and 43,423.14

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Solution

The fourth proportional to 113,523.78, 170,324.55 and 43,423.14 is: 65,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,523.78 : 170,324.55 = 43,423.14 : x
  2. Step 2: Convert to fraction form
    113,523.78/170,324.55 = 43,423.14/x
  3. Step 3: Cross multiply
    113,523.78x = 170,324.55 × 43,423.14
  4. Step 4: Simplify right side
    113,523.78x = 7,396,026,780.09
  5. Step 5: Solve for x
    x = 7,396,026,780.09/113,523.78
  6. Step 6: Final answer
    x = 65,149.58

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1.5x scale

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.