Home / 47,653.20-65,765.32-26,434.64

Finding the Fourth Proportional to 47,653.20, 65,765.32 and 26,434.64

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Solution

The fourth proportional to 47,653.20, 65,765.32 and 26,434.64 is: 36,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,653.20 : 65,765.32 = 26,434.64 : x
  2. Step 2: Convert to fraction form
    47,653.20/65,765.32 = 26,434.64/x
  3. Step 3: Cross multiply
    47,653.20x = 65,765.32 × 26,434.64
  4. Step 4: Simplify right side
    47,653.20x = 1,738,482,558.68
  5. Step 5: Solve for x
    x = 1,738,482,558.68/47,653.20
  6. Step 6: Final answer
    x = 36,481.97

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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.