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Finding the Fourth Proportional to 55,609.80, 83,419.02 and 16,167.56

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Solution

The fourth proportional to 55,609.80, 83,419.02 and 16,167.56 is: 24,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609.80 : 83,419.02 = 16,167.56 : x
  2. Step 2: Convert to fraction form
    55,609.80/83,419.02 = 16,167.56/x
  3. Step 3: Cross multiply
    55,609.80x = 83,419.02 × 16,167.56
  4. Step 4: Simplify right side
    55,609.80x = 1,348,682,010.99
  5. Step 5: Solve for x
    x = 1,348,682,010.99/55,609.80
  6. Step 6: Final answer
    x = 24,252.60

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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.