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Finding the Fourth Proportional to 52,909.97, 73,019.03 and 34,973.87

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Solution

The fourth proportional to 52,909.97, 73,019.03 and 34,973.87 is: 48,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.97 : 73,019.03 = 34,973.87 : x
  2. Step 2: Convert to fraction form
    52,909.97/73,019.03 = 34,973.87/x
  3. Step 3: Cross multiply
    52,909.97x = 73,019.03 × 34,973.87
  4. Step 4: Simplify right side
    52,909.97x = 2,553,757,785.09
  5. Step 5: Solve for x
    x = 2,553,757,785.09/52,909.97
  6. Step 6: Final answer
    x = 48,266.10

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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.