Home / 115,064.04-172,591.97-40,183.89

Finding the Fourth Proportional to 115,064.04, 172,591.97 and 40,183.89

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Solution

The fourth proportional to 115,064.04, 172,591.97 and 40,183.89 is: 60,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,064.04 : 172,591.97 = 40,183.89 : x
  2. Step 2: Convert to fraction form
    115,064.04/172,591.97 = 40,183.89/x
  3. Step 3: Cross multiply
    115,064.04x = 172,591.97 × 40,183.89
  4. Step 4: Simplify right side
    115,064.04x = 6,935,416,536.44
  5. Step 5: Solve for x
    x = 6,935,416,536.44/115,064.04
  6. Step 6: Final answer
    x = 60,274.40

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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.