Home / 54,698.20-82,036.10-15,245.40

Finding the Fourth Proportional to 54,698.20, 82,036.10 and 15,245.40

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Solution

The fourth proportional to 54,698.20, 82,036.10 and 15,245.40 is: 22,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,698.20 : 82,036.10 = 15,245.40 : x
  2. Step 2: Convert to fraction form
    54,698.20/82,036.10 = 15,245.40/x
  3. Step 3: Cross multiply
    54,698.20x = 82,036.10 × 15,245.40
  4. Step 4: Simplify right side
    54,698.20x = 1,250,673,158.94
  5. Step 5: Solve for x
    x = 1,250,673,158.94/54,698.20
  6. Step 6: Final answer
    x = 22,864.98

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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.