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Finding the Fourth Proportional to 30,073.68, 41,500.62 and 16,644.96

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Solution

The fourth proportional to 30,073.68, 41,500.62 and 16,644.96 is: 22,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073.68 : 41,500.62 = 16,644.96 : x
  2. Step 2: Convert to fraction form
    30,073.68/41,500.62 = 16,644.96/x
  3. Step 3: Cross multiply
    30,073.68x = 41,500.62 × 16,644.96
  4. Step 4: Simplify right side
    30,073.68x = 690,776,159.88
  5. Step 5: Solve for x
    x = 690,776,159.88/30,073.68
  6. Step 6: Final answer
    x = 22,969.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.