Home / 115,525.32-173,286.60-36,640.23

Finding the Fourth Proportional to 115,525.32, 173,286.60 and 36,640.23

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Solution

The fourth proportional to 115,525.32, 173,286.60 and 36,640.23 is: 54,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,525.32 : 173,286.60 = 36,640.23 : x
  2. Step 2: Convert to fraction form
    115,525.32/173,286.60 = 36,640.23/x
  3. Step 3: Cross multiply
    115,525.32x = 173,286.60 × 36,640.23
  4. Step 4: Simplify right side
    115,525.32x = 6,349,260,879.92
  5. Step 5: Solve for x
    x = 6,349,260,879.92/115,525.32
  6. Step 6: Final answer
    x = 54,959.91

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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.