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Finding the Fourth Proportional to 95,861.55, 143,792.33 and 60,955.95

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Solution

The fourth proportional to 95,861.55, 143,792.33 and 60,955.95 is: 91,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,861.55 : 143,792.33 = 60,955.95 : x
  2. Step 2: Convert to fraction form
    95,861.55/143,792.33 = 60,955.95/x
  3. Step 3: Cross multiply
    95,861.55x = 143,792.33 × 60,955.95
  4. Step 4: Simplify right side
    95,861.55x = 8,764,997,773.08
  5. Step 5: Solve for x
    x = 8,764,997,773.08/95,861.55
  6. Step 6: Final answer
    x = 91,433.93

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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.