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Finding the Fourth Proportional to 190,344.89, 285,646.53 and 101,662.04

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Solution

The fourth proportional to 190,344.89, 285,646.53 and 101,662.04 is: 152,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,344.89 : 285,646.53 = 101,662.04 : x
  2. Step 2: Convert to fraction form
    190,344.89/285,646.53 = 101,662.04/x
  3. Step 3: Cross multiply
    190,344.89x = 285,646.53 × 101,662.04
  4. Step 4: Simplify right side
    190,344.89x = 29,039,408,958.72
  5. Step 5: Solve for x
    x = 29,039,408,958.72/190,344.89
  6. Step 6: Final answer
    x = 152,562.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.