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Finding the Fourth Proportional to 95,759.40, 143,639.10 and 36,564.60

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Solution

The fourth proportional to 95,759.40, 143,639.10 and 36,564.60 is: 54,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,759.40 : 143,639.10 = 36,564.60 : x
  2. Step 2: Convert to fraction form
    95,759.40/143,639.10 = 36,564.60/x
  3. Step 3: Cross multiply
    95,759.40x = 143,639.10 × 36,564.60
  4. Step 4: Simplify right side
    95,759.40x = 5,252,106,235.86
  5. Step 5: Solve for x
    x = 5,252,106,235.86/95,759.40
  6. Step 6: Final answer
    x = 54,846.90

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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.