Home / 40,979.64-61,364.86-32,671.78

Finding the Fourth Proportional to 40,979.64, 61,364.86 and 32,671.78

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Solution

The fourth proportional to 40,979.64, 61,364.86 and 32,671.78 is: 48,924.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.64 : 61,364.86 = 32,671.78 : x
  2. Step 2: Convert to fraction form
    40,979.64/61,364.86 = 32,671.78/x
  3. Step 3: Cross multiply
    40,979.64x = 61,364.86 × 32,671.78
  4. Step 4: Simplify right side
    40,979.64x = 2,004,899,205.65
  5. Step 5: Solve for x
    x = 2,004,899,205.65/40,979.64
  6. Step 6: Final answer
    x = 48,924.28

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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.