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Finding the Fourth Proportional to 73,841.44, 101,901.84 and 40,308.64

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Solution

The fourth proportional to 73,841.44, 101,901.84 and 40,308.64 is: 55,626.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,841.44 : 101,901.84 = 40,308.64 : x
  2. Step 2: Convert to fraction form
    73,841.44/101,901.84 = 40,308.64/x
  3. Step 3: Cross multiply
    73,841.44x = 101,901.84 × 40,308.64
  4. Step 4: Simplify right side
    73,841.44x = 4,107,524,583.90
  5. Step 5: Solve for x
    x = 4,107,524,583.90/73,841.44
  6. Step 6: Final answer
    x = 55,626.28

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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.