Home / 115,321.32-172,923.66-59,149.44

Finding the Fourth Proportional to 115,321.32, 172,923.66 and 59,149.44

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Solution

The fourth proportional to 115,321.32, 172,923.66 and 59,149.44 is: 88,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,321.32 : 172,923.66 = 59,149.44 : x
  2. Step 2: Convert to fraction form
    115,321.32/172,923.66 = 59,149.44/x
  3. Step 3: Cross multiply
    115,321.32x = 172,923.66 × 59,149.44
  4. Step 4: Simplify right side
    115,321.32x = 10,228,337,651.75
  5. Step 5: Solve for x
    x = 10,228,337,651.75/115,321.32
  6. Step 6: Final answer
    x = 88,694.25

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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.