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Finding the Fourth Proportional to 95,256, 131,457.84 and 52,814.53

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Solution

The fourth proportional to 95,256, 131,457.84 and 52,814.53 is: 72,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,256 : 131,457.84 = 52,814.53 : x
  2. Step 2: Convert to fraction form
    95,256/131,457.84 = 52,814.53/x
  3. Step 3: Cross multiply
    95,256x = 131,457.84 × 52,814.53
  4. Step 4: Simplify right side
    95,256x = 6,942,884,000.68
  5. Step 5: Solve for x
    x = 6,942,884,000.68/95,256
  6. Step 6: Final answer
    x = 72,886.58

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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.