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Finding the Fourth Proportional to 73,297, 101,109.54 and 52,107.88

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Solution

The fourth proportional to 73,297, 101,109.54 and 52,107.88 is: 71,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,297 : 101,109.54 = 52,107.88 : x
  2. Step 2: Convert to fraction form
    73,297/101,109.54 = 52,107.88/x
  3. Step 3: Cross multiply
    73,297x = 101,109.54 × 52,107.88
  4. Step 4: Simplify right side
    73,297x = 5,268,603,777.18
  5. Step 5: Solve for x
    x = 5,268,603,777.18/73,297
  6. Step 6: Final answer
    x = 71,880.21

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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.