Home / 168,049.10-252,073.65-74,564.30

Finding the Fourth Proportional to 168,049.10, 252,073.65 and 74,564.30

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Solution

The fourth proportional to 168,049.10, 252,073.65 and 74,564.30 is: 111,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,049.10 : 252,073.65 = 74,564.30 : x
  2. Step 2: Convert to fraction form
    168,049.10/252,073.65 = 74,564.30/x
  3. Step 3: Cross multiply
    168,049.10x = 252,073.65 × 74,564.30
  4. Step 4: Simplify right side
    168,049.10x = 18,795,695,260.70
  5. Step 5: Solve for x
    x = 18,795,695,260.70/168,049.10
  6. Step 6: Final answer
    x = 111,846.45

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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.