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Finding the Fourth Proportional to 45,537.75, 68,306.58 and 14,373

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Solution

The fourth proportional to 45,537.75, 68,306.58 and 14,373 is: 21,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,537.75 : 68,306.58 = 14,373 : x
  2. Step 2: Convert to fraction form
    45,537.75/68,306.58 = 14,373/x
  3. Step 3: Cross multiply
    45,537.75x = 68,306.58 × 14,373
  4. Step 4: Simplify right side
    45,537.75x = 981,770,474.34
  5. Step 5: Solve for x
    x = 981,770,474.34/45,537.75
  6. Step 6: Final answer
    x = 21,559.49

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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.