Home / 42,244.80-63,367.20-11,083.20

Finding the Fourth Proportional to 42,244.80, 63,367.20 and 11,083.20

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Solution

The fourth proportional to 42,244.80, 63,367.20 and 11,083.20 is: 16,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,244.80 : 63,367.20 = 11,083.20 : x
  2. Step 2: Convert to fraction form
    42,244.80/63,367.20 = 11,083.20/x
  3. Step 3: Cross multiply
    42,244.80x = 63,367.20 × 11,083.20
  4. Step 4: Simplify right side
    42,244.80x = 702,311,351.04
  5. Step 5: Solve for x
    x = 702,311,351.04/42,244.80
  6. Step 6: Final answer
    x = 16,624.80

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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.