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Finding the Fourth Proportional to 95,323.52, 131,540.16 and 52,880.64

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Solution

The fourth proportional to 95,323.52, 131,540.16 and 52,880.64 is: 72,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,323.52 : 131,540.16 = 52,880.64 : x
  2. Step 2: Convert to fraction form
    95,323.52/131,540.16 = 52,880.64/x
  3. Step 3: Cross multiply
    95,323.52x = 131,540.16 × 52,880.64
  4. Step 4: Simplify right side
    95,323.52x = 6,955,927,846.50
  5. Step 5: Solve for x
    x = 6,955,927,846.50/95,323.52
  6. Step 6: Final answer
    x = 72,971.79

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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.