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Finding the Fourth Proportional to 22,537, 33,765.40 and 19,216.41

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Solution

The fourth proportional to 22,537, 33,765.40 and 19,216.41 is: 28,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,537 : 33,765.40 = 19,216.41 : x
  2. Step 2: Convert to fraction form
    22,537/33,765.40 = 19,216.41/x
  3. Step 3: Cross multiply
    22,537x = 33,765.40 × 19,216.41
  4. Step 4: Simplify right side
    22,537x = 648,849,770.21
  5. Step 5: Solve for x
    x = 648,849,770.21/22,537
  6. Step 6: Final answer
    x = 28,790.42

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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.