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Finding the Fourth Proportional to 63,021.96, 94,532.67 and 18,648.99

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Solution

The fourth proportional to 63,021.96, 94,532.67 and 18,648.99 is: 27,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.96 : 94,532.67 = 18,648.99 : x
  2. Step 2: Convert to fraction form
    63,021.96/94,532.67 = 18,648.99/x
  3. Step 3: Cross multiply
    63,021.96x = 94,532.67 × 18,648.99
  4. Step 4: Simplify right side
    63,021.96x = 1,762,938,817.50
  5. Step 5: Solve for x
    x = 1,762,938,817.50/63,021.96
  6. Step 6: Final answer
    x = 27,973.41

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Similar ratio
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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.