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Finding the Fourth Proportional to 80,952.77, 111,712.21 and 44,654.14

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Solution

The fourth proportional to 80,952.77, 111,712.21 and 44,654.14 is: 61,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,952.77 : 111,712.21 = 44,654.14 : x
  2. Step 2: Convert to fraction form
    80,952.77/111,712.21 = 44,654.14/x
  3. Step 3: Cross multiply
    80,952.77x = 111,712.21 × 44,654.14
  4. Step 4: Simplify right side
    80,952.77x = 4,988,412,033.28
  5. Step 5: Solve for x
    x = 4,988,412,033.28/80,952.77
  6. Step 6: Final answer
    x = 61,621.26

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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.