Home / 49,651.43-74,435.25-21,550.30

Finding the Fourth Proportional to 49,651.43, 74,435.25 and 21,550.30

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Solution

The fourth proportional to 49,651.43, 74,435.25 and 21,550.30 is: 32,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,651.43 : 74,435.25 = 21,550.30 : x
  2. Step 2: Convert to fraction form
    49,651.43/74,435.25 = 21,550.30/x
  3. Step 3: Cross multiply
    49,651.43x = 74,435.25 × 21,550.30
  4. Step 4: Simplify right side
    49,651.43x = 1,604,102,281.50
  5. Step 5: Solve for x
    x = 1,604,102,281.50/49,651.43
  6. Step 6: Final answer
    x = 32,307.27

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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.