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Finding the Fourth Proportional to 44,658.28, 66,952.86 and 20,017

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Solution

The fourth proportional to 44,658.28, 66,952.86 and 20,017 is: 30,010.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,658.28 : 66,952.86 = 20,017 : x
  2. Step 2: Convert to fraction form
    44,658.28/66,952.86 = 20,017/x
  3. Step 3: Cross multiply
    44,658.28x = 66,952.86 × 20,017
  4. Step 4: Simplify right side
    44,658.28x = 1,340,195,398.62
  5. Step 5: Solve for x
    x = 1,340,195,398.62/44,658.28
  6. Step 6: Final answer
    x = 30,010.01

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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.