Home / 54,680.12-82,017.72-15,236.36

Finding the Fourth Proportional to 54,680.12, 82,017.72 and 15,236.36

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Solution

The fourth proportional to 54,680.12, 82,017.72 and 15,236.36 is: 22,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,680.12 : 82,017.72 = 15,236.36 : x
  2. Step 2: Convert to fraction form
    54,680.12/82,017.72 = 15,236.36/x
  3. Step 3: Cross multiply
    54,680.12x = 82,017.72 × 15,236.36
  4. Step 4: Simplify right side
    54,680.12x = 1,249,651,508.30
  5. Step 5: Solve for x
    x = 1,249,651,508.30/54,680.12
  6. Step 6: Final answer
    x = 22,853.85

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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.