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Finding the Fourth Proportional to 25,203.85, 37,811.24 and 7,673.22

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Solution

The fourth proportional to 25,203.85, 37,811.24 and 7,673.22 is: 11,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,203.85 : 37,811.24 = 7,673.22 : x
  2. Step 2: Convert to fraction form
    25,203.85/37,811.24 = 7,673.22/x
  3. Step 3: Cross multiply
    25,203.85x = 37,811.24 × 7,673.22
  4. Step 4: Simplify right side
    25,203.85x = 290,133,962.99
  5. Step 5: Solve for x
    x = 290,133,962.99/25,203.85
  6. Step 6: Final answer
    x = 11,511.49

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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.