Home / 36,840.64-50,751.12-30,440.56

Finding the Fourth Proportional to 36,840.64, 50,751.12 and 30,440.56

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Solution

The fourth proportional to 36,840.64, 50,751.12 and 30,440.56 is: 41,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.64 : 50,751.12 = 30,440.56 : x
  2. Step 2: Convert to fraction form
    36,840.64/50,751.12 = 30,440.56/x
  3. Step 3: Cross multiply
    36,840.64x = 50,751.12 × 30,440.56
  4. Step 4: Simplify right side
    36,840.64x = 1,544,892,513.43
  5. Step 5: Solve for x
    x = 1,544,892,513.43/36,840.64
  6. Step 6: Final answer
    x = 41,934.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.