Home / 115,416.10-173,122.73-36,530.20

Finding the Fourth Proportional to 115,416.10, 173,122.73 and 36,530.20

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Solution

The fourth proportional to 115,416.10, 173,122.73 and 36,530.20 is: 54,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,416.10 : 173,122.73 = 36,530.20 : x
  2. Step 2: Convert to fraction form
    115,416.10/173,122.73 = 36,530.20/x
  3. Step 3: Cross multiply
    115,416.10x = 173,122.73 × 36,530.20
  4. Step 4: Simplify right side
    115,416.10x = 6,324,207,951.45
  5. Step 5: Solve for x
    x = 6,324,207,951.45/115,416.10
  6. Step 6: Final answer
    x = 54,794.85

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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.