Home / 54,619.41-75,179.04-38,676.18

Finding the Fourth Proportional to 54,619.41, 75,179.04 and 38,676.18

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Solution

The fourth proportional to 54,619.41, 75,179.04 and 38,676.18 is: 53,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,619.41 : 75,179.04 = 38,676.18 : x
  2. Step 2: Convert to fraction form
    54,619.41/75,179.04 = 38,676.18/x
  3. Step 3: Cross multiply
    54,619.41x = 75,179.04 × 38,676.18
  4. Step 4: Simplify right side
    54,619.41x = 2,907,638,220.15
  5. Step 5: Solve for x
    x = 2,907,638,220.15/54,619.41
  6. Step 6: Final answer
    x = 53,234.52

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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.