Home / 54,195.96-74,624.24-47,443.80

Finding the Fourth Proportional to 54,195.96, 74,624.24 and 47,443.80

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Solution

The fourth proportional to 54,195.96, 74,624.24 and 47,443.80 is: 65,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.96 : 74,624.24 = 47,443.80 : x
  2. Step 2: Convert to fraction form
    54,195.96/74,624.24 = 47,443.80/x
  3. Step 3: Cross multiply
    54,195.96x = 74,624.24 × 47,443.80
  4. Step 4: Simplify right side
    54,195.96x = 3,540,457,517.71
  5. Step 5: Solve for x
    x = 3,540,457,517.71/54,195.96
  6. Step 6: Final answer
    x = 65,326.96

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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.