Home / 68,723.10-103,048.20-24,351.30

Finding the Fourth Proportional to 68,723.10, 103,048.20 and 24,351.30

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Solution

The fourth proportional to 68,723.10, 103,048.20 and 24,351.30 is: 36,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.10 : 103,048.20 = 24,351.30 : x
  2. Step 2: Convert to fraction form
    68,723.10/103,048.20 = 24,351.30/x
  3. Step 3: Cross multiply
    68,723.10x = 103,048.20 × 24,351.30
  4. Step 4: Simplify right side
    68,723.10x = 2,509,357,632.66
  5. Step 5: Solve for x
    x = 2,509,357,632.66/68,723.10
  6. Step 6: Final answer
    x = 36,514.03

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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.