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Finding the Fourth Proportional to 243,975.87, 365,682.96 and 94,149.90

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Solution

The fourth proportional to 243,975.87, 365,682.96 and 94,149.90 is: 141,116.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,975.87 : 365,682.96 = 94,149.90 : x
  2. Step 2: Convert to fraction form
    243,975.87/365,682.96 = 94,149.90/x
  3. Step 3: Cross multiply
    243,975.87x = 365,682.96 × 94,149.90
  4. Step 4: Simplify right side
    243,975.87x = 34,429,014,115.70
  5. Step 5: Solve for x
    x = 34,429,014,115.70/243,975.87
  6. Step 6: Final answer
    x = 141,116.47

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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.