Home / 41,205.64-61,787.74-20,147.24

Finding the Fourth Proportional to 41,205.64, 61,787.74 and 20,147.24

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Solution

The fourth proportional to 41,205.64, 61,787.74 and 20,147.24 is: 30,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,205.64 : 61,787.74 = 20,147.24 : x
  2. Step 2: Convert to fraction form
    41,205.64/61,787.74 = 20,147.24/x
  3. Step 3: Cross multiply
    41,205.64x = 61,787.74 × 20,147.24
  4. Step 4: Simplify right side
    41,205.64x = 1,244,852,426.84
  5. Step 5: Solve for x
    x = 1,244,852,426.84/41,205.64
  6. Step 6: Final answer
    x = 30,210.73

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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.