Home / 54,794.40-82,191.44-21,530.16

Finding the Fourth Proportional to 54,794.40, 82,191.44 and 21,530.16

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Solution

The fourth proportional to 54,794.40, 82,191.44 and 21,530.16 is: 32,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,794.40 : 82,191.44 = 21,530.16 : x
  2. Step 2: Convert to fraction form
    54,794.40/82,191.44 = 21,530.16/x
  3. Step 3: Cross multiply
    54,794.40x = 82,191.44 × 21,530.16
  4. Step 4: Simplify right side
    54,794.40x = 1,769,594,853.83
  5. Step 5: Solve for x
    x = 1,769,594,853.83/54,794.40
  6. Step 6: Final answer
    x = 32,295.18

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1.5x scale

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.