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Finding the Fourth Proportional to 131,950.96, 182,101.98 and 75,361.12

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Solution

The fourth proportional to 131,950.96, 182,101.98 and 75,361.12 is: 104,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.96 : 182,101.98 = 75,361.12 : x
  2. Step 2: Convert to fraction form
    131,950.96/182,101.98 = 75,361.12/x
  3. Step 3: Cross multiply
    131,950.96x = 182,101.98 × 75,361.12
  4. Step 4: Simplify right side
    131,950.96x = 13,723,409,167.02
  5. Step 5: Solve for x
    x = 13,723,409,167.02/131,950.96
  6. Step 6: Final answer
    x = 104,003.86

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1.5x scale

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.