Home / 115,379.82-173,076.03-36,488.16

Finding the Fourth Proportional to 115,379.82, 173,076.03 and 36,488.16

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Solution

The fourth proportional to 115,379.82, 173,076.03 and 36,488.16 is: 54,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,379.82 : 173,076.03 = 36,488.16 : x
  2. Step 2: Convert to fraction form
    115,379.82/173,076.03 = 36,488.16/x
  3. Step 3: Cross multiply
    115,379.82x = 173,076.03 × 36,488.16
  4. Step 4: Simplify right side
    115,379.82x = 6,315,225,874.80
  5. Step 5: Solve for x
    x = 6,315,225,874.80/115,379.82
  6. Step 6: Final answer
    x = 54,734.23

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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.