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Finding the Fourth Proportional to 95,482.60, 143,223.90 and 51,245.80

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Solution

The fourth proportional to 95,482.60, 143,223.90 and 51,245.80 is: 76,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,482.60 : 143,223.90 = 51,245.80 : x
  2. Step 2: Convert to fraction form
    95,482.60/143,223.90 = 51,245.80/x
  3. Step 3: Cross multiply
    95,482.60x = 143,223.90 × 51,245.80
  4. Step 4: Simplify right side
    95,482.60x = 7,339,623,334.62
  5. Step 5: Solve for x
    x = 7,339,623,334.62/95,482.60
  6. Step 6: Final answer
    x = 76,868.70

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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.