Home / 54,767.10-82,187.10-31,074.60

Finding the Fourth Proportional to 54,767.10, 82,187.10 and 31,074.60

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Solution

The fourth proportional to 54,767.10, 82,187.10 and 31,074.60 is: 46,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,767.10 : 82,187.10 = 31,074.60 : x
  2. Step 2: Convert to fraction form
    54,767.10/82,187.10 = 31,074.60/x
  3. Step 3: Cross multiply
    54,767.10x = 82,187.10 × 31,074.60
  4. Step 4: Simplify right side
    54,767.10x = 2,553,931,257.66
  5. Step 5: Solve for x
    x = 2,553,931,257.66/54,767.10
  6. Step 6: Final answer
    x = 46,632.58

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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.