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Finding the Fourth Proportional to 131,904.79, 182,037.54 and 74,524.21

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Solution

The fourth proportional to 131,904.79, 182,037.54 and 74,524.21 is: 102,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,904.79 : 182,037.54 = 74,524.21 : x
  2. Step 2: Convert to fraction form
    131,904.79/182,037.54 = 74,524.21/x
  3. Step 3: Cross multiply
    131,904.79x = 182,037.54 × 74,524.21
  4. Step 4: Simplify right side
    131,904.79x = 13,566,203,858.84
  5. Step 5: Solve for x
    x = 13,566,203,858.84/131,904.79
  6. Step 6: Final answer
    x = 102,848.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.