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Finding the Fourth Proportional to 95,315.68, 131,530.80 and 52,873.30

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Solution

The fourth proportional to 95,315.68, 131,530.80 and 52,873.30 is: 72,962.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,315.68 : 131,530.80 = 52,873.30 : x
  2. Step 2: Convert to fraction form
    95,315.68/131,530.80 = 52,873.30/x
  3. Step 3: Cross multiply
    95,315.68x = 131,530.80 × 52,873.30
  4. Step 4: Simplify right side
    95,315.68x = 6,954,467,447.64
  5. Step 5: Solve for x
    x = 6,954,467,447.64/95,315.68
  6. Step 6: Final answer
    x = 72,962.47

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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.