Home / 115,169.25-172,777.77-48,609.93

Finding the Fourth Proportional to 115,169.25, 172,777.77 and 48,609.93

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Solution

The fourth proportional to 115,169.25, 172,777.77 and 48,609.93 is: 72,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,169.25 : 172,777.77 = 48,609.93 : x
  2. Step 2: Convert to fraction form
    115,169.25/172,777.77 = 48,609.93/x
  3. Step 3: Cross multiply
    115,169.25x = 172,777.77 × 48,609.93
  4. Step 4: Simplify right side
    115,169.25x = 8,398,715,305.26
  5. Step 5: Solve for x
    x = 8,398,715,305.26/115,169.25
  6. Step 6: Final answer
    x = 72,924.98

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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.