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Finding the Fourth Proportional to 95,408.64, 131,652.72 and 52,956.72

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Solution

The fourth proportional to 95,408.64, 131,652.72 and 52,956.72 is: 73,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,408.64 : 131,652.72 = 52,956.72 : x
  2. Step 2: Convert to fraction form
    95,408.64/131,652.72 = 52,956.72/x
  3. Step 3: Cross multiply
    95,408.64x = 131,652.72 × 52,956.72
  4. Step 4: Simplify right side
    95,408.64x = 6,971,896,230.28
  5. Step 5: Solve for x
    x = 6,971,896,230.28/95,408.64
  6. Step 6: Final answer
    x = 73,074.06

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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.