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Finding the Fourth Proportional to 95,596.60, 143,394.90 and 54,124.60

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Solution

The fourth proportional to 95,596.60, 143,394.90 and 54,124.60 is: 81,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,596.60 : 143,394.90 = 54,124.60 : x
  2. Step 2: Convert to fraction form
    95,596.60/143,394.90 = 54,124.60/x
  3. Step 3: Cross multiply
    95,596.60x = 143,394.90 × 54,124.60
  4. Step 4: Simplify right side
    95,596.60x = 7,761,191,604.54
  5. Step 5: Solve for x
    x = 7,761,191,604.54/95,596.60
  6. Step 6: Final answer
    x = 81,186.90

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1.5x scale

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.